Home / 13,715,869.12-20,577,224.72-9,680,239.52

Finding the Fourth Proportional to 13,715,869.12, 20,577,224.72 and 9,680,239.52

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Solution

The fourth proportional to 13,715,869.12, 20,577,224.72 and 9,680,239.52 is: 14,522,773.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,715,869.12 : 20,577,224.72 = 9,680,239.52 : x
  2. Step 2: Convert to fraction form
    13,715,869.12/20,577,224.72 = 9,680,239.52/x
  3. Step 3: Cross multiply
    13,715,869.12x = 20,577,224.72 × 9,680,239.52
  4. Step 4: Simplify right side
    13,715,869.12x = 199,192,463,946,464.91
  5. Step 5: Solve for x
    x = 199,192,463,946,464.91/13,715,869.12
  6. Step 6: Final answer
    x = 14,522,773.75

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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.