Microsoft Corporation is developing two software projects: Project X and Project Y. The company incurred various costs for each project.

• Project X Costs:
  • Research and Development Expenses: $20,000,000
  • Marketing Expenses: $15,000,000
  • Personnel Costs: $25,000,000
• Project Y Costs:
  • Research and Development Expenses: $30,000,000
  • Marketing Expenses: $10,000,000
  • Personnel Costs: $20,000,000

Requirements:

1. Calculate the total project costs for Project X.
2. Determine the total project costs for Project Y.
3. Analyze the cost distribution across different cost categories for each project.