Home / 31,104,242.60-46,656,363.90-8,387,436.20

Finding the Fourth Proportional to 31,104,242.60, 46,656,363.90 and 8,387,436.20

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Solution

The fourth proportional to 31,104,242.60, 46,656,363.90 and 8,387,436.20 is: 12,581,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,242.60 : 46,656,363.90 = 8,387,436.20 : x
  2. Step 2: Convert to fraction form
    31,104,242.60/46,656,363.90 = 8,387,436.20/x
  3. Step 3: Cross multiply
    31,104,242.60x = 46,656,363.90 × 8,387,436.20
  4. Step 4: Simplify right side
    31,104,242.60x = 391,327,275,535,233.19
  5. Step 5: Solve for x
    x = 391,327,275,535,233.19/31,104,242.60
  6. Step 6: Final answer
    x = 12,581,154.30

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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.