Home / 82,897,935.48-124,347,136.50-31,795,618.68

Finding the Fourth Proportional to 82,897,935.48, 124,347,136.50 and 31,795,618.68

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Solution

The fourth proportional to 82,897,935.48, 124,347,136.50 and 31,795,618.68 is: 47,693,517.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,897,935.48 : 124,347,136.50 = 31,795,618.68 : x
  2. Step 2: Convert to fraction form
    82,897,935.48/124,347,136.50 = 31,795,618.68/x
  3. Step 3: Cross multiply
    82,897,935.48x = 124,347,136.50 × 31,795,618.68
  4. Step 4: Simplify right side
    82,897,935.48x = 3,953,694,136,103,910
  5. Step 5: Solve for x
    x = 3,953,694,136,103,910/82,897,935.48
  6. Step 6: Final answer
    x = 47,693,517.49

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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.