Home / 10,248,123.47-15,371,938.91-3,331,593.86

Finding the Fourth Proportional to 10,248,123.47, 15,371,938.91 and 3,331,593.86

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Solution

The fourth proportional to 10,248,123.47, 15,371,938.91 and 3,331,593.86 is: 4,997,310.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248,123.47 : 15,371,938.91 = 3,331,593.86 : x
  2. Step 2: Convert to fraction form
    10,248,123.47/15,371,938.91 = 3,331,593.86/x
  3. Step 3: Cross multiply
    10,248,123.47x = 15,371,938.91 × 3,331,593.86
  4. Step 4: Simplify right side
    10,248,123.47x = 51,213,057,288,851.09
  5. Step 5: Solve for x
    x = 51,213,057,288,851.09/10,248,123.47
  6. Step 6: Final answer
    x = 4,997,310.72

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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.