Home / 31,115,000.10-46,672,500.15-8,395,860.90

Finding the Fourth Proportional to 31,115,000.10, 46,672,500.15 and 8,395,860.90

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Solution

The fourth proportional to 31,115,000.10, 46,672,500.15 and 8,395,860.90 is: 12,593,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,115,000.10 : 46,672,500.15 = 8,395,860.90 : x
  2. Step 2: Convert to fraction form
    31,115,000.10/46,672,500.15 = 8,395,860.90/x
  3. Step 3: Cross multiply
    31,115,000.10x = 46,672,500.15 × 8,395,860.90
  4. Step 4: Simplify right side
    31,115,000.10x = 391,855,819,114,629.12
  5. Step 5: Solve for x
    x = 391,855,819,114,629.12/31,115,000.10
  6. Step 6: Final answer
    x = 12,593,791.35

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Similar ratio
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1.5x scale

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.