Home / 31,862,500.10-47,793,750.15-9,145,693.70

Finding the Fourth Proportional to 31,862,500.10, 47,793,750.15 and 9,145,693.70

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Solution

The fourth proportional to 31,862,500.10, 47,793,750.15 and 9,145,693.70 is: 13,718,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,862,500.10 : 47,793,750.15 = 9,145,693.70 : x
  2. Step 2: Convert to fraction form
    31,862,500.10/47,793,750.15 = 9,145,693.70/x
  3. Step 3: Cross multiply
    31,862,500.10x = 47,793,750.15 × 9,145,693.70
  4. Step 4: Simplify right side
    31,862,500.10x = 437,106,999,646,229
  5. Step 5: Solve for x
    x = 437,106,999,646,229/31,862,500.10
  6. Step 6: Final answer
    x = 13,718,540.55

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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.