Home / 31,115,001.10-46,672,501.65-8,395,861.90

Finding the Fourth Proportional to 31,115,001.10, 46,672,501.65 and 8,395,861.90

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Solution

The fourth proportional to 31,115,001.10, 46,672,501.65 and 8,395,861.90 is: 12,593,792.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,115,001.10 : 46,672,501.65 = 8,395,861.90 : x
  2. Step 2: Convert to fraction form
    31,115,001.10/46,672,501.65 = 8,395,861.90/x
  3. Step 3: Cross multiply
    31,115,001.10x = 46,672,501.65 × 8,395,861.90
  4. Step 4: Simplify right side
    31,115,001.10x = 391,855,878,380,922.12
  5. Step 5: Solve for x
    x = 391,855,878,380,922.12/31,115,001.10
  6. Step 6: Final answer
    x = 12,593,792.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.