Home / 37,921,197.47-52,331,251.70-20,517,542.70

Finding the Fourth Proportional to 37,921,197.47, 52,331,251.70 and 20,517,542.70

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Solution

The fourth proportional to 37,921,197.47, 52,331,251.70 and 20,517,542.70 is: 28,314,208.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,921,197.47 : 52,331,251.70 = 20,517,542.70 : x
  2. Step 2: Convert to fraction form
    37,921,197.47/52,331,251.70 = 20,517,542.70/x
  3. Step 3: Cross multiply
    37,921,197.47x = 52,331,251.70 × 20,517,542.70
  4. Step 4: Simplify right side
    37,921,197.47x = 1,073,708,690,934,953.62
  5. Step 5: Solve for x
    x = 1,073,708,690,934,953.62/37,921,197.47
  6. Step 6: Final answer
    x = 28,314,208.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.