Home / 15,787,586.10-23,681,379.15-9,729,158.70

Finding the Fourth Proportional to 15,787,586.10, 23,681,379.15 and 9,729,158.70

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Solution

The fourth proportional to 15,787,586.10, 23,681,379.15 and 9,729,158.70 is: 14,593,738.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,787,586.10 : 23,681,379.15 = 9,729,158.70 : x
  2. Step 2: Convert to fraction form
    15,787,586.10/23,681,379.15 = 9,729,158.70/x
  3. Step 3: Cross multiply
    15,787,586.10x = 23,681,379.15 × 9,729,158.70
  4. Step 4: Simplify right side
    15,787,586.10x = 230,399,895,985,221.06
  5. Step 5: Solve for x
    x = 230,399,895,985,221.06/15,787,586.10
  6. Step 6: Final answer
    x = 14,593,738.05

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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.