Home / 12,451,010.10-18,676,515.15-9,931,586.10

Finding the Fourth Proportional to 12,451,010.10, 18,676,515.15 and 9,931,586.10

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Solution

The fourth proportional to 12,451,010.10, 18,676,515.15 and 9,931,586.10 is: 14,897,379.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,451,010.10 : 18,676,515.15 = 9,931,586.10 : x
  2. Step 2: Convert to fraction form
    12,451,010.10/18,676,515.15 = 9,931,586.10/x
  3. Step 3: Cross multiply
    12,451,010.10x = 18,676,515.15 × 9,931,586.10
  4. Step 4: Simplify right side
    12,451,010.10x = 185,487,418,260,179.41
  5. Step 5: Solve for x
    x = 185,487,418,260,179.41/12,451,010.10
  6. Step 6: Final answer
    x = 14,897,379.15

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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.