Home / 56,270,938.92-77,652,227.88-31,154,167.62

Finding the Fourth Proportional to 56,270,938.92, 77,652,227.88 and 31,154,167.62

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Solution

The fourth proportional to 56,270,938.92, 77,652,227.88 and 31,154,167.62 is: 42,991,827.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,270,938.92 : 77,652,227.88 = 31,154,167.62 : x
  2. Step 2: Convert to fraction form
    56,270,938.92/77,652,227.88 = 31,154,167.62/x
  3. Step 3: Cross multiply
    56,270,938.92x = 77,652,227.88 × 31,154,167.62
  4. Step 4: Simplify right side
    56,270,938.92x = 2,419,190,523,439,957
  5. Step 5: Solve for x
    x = 2,419,190,523,439,957/56,270,938.92
  6. Step 6: Final answer
    x = 42,991,827.93

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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.