Home / 82,811,901.59-124,240,896.86-36,129,472.16

Finding the Fourth Proportional to 82,811,901.59, 124,240,896.86 and 36,129,472.16

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Solution

The fourth proportional to 82,811,901.59, 124,240,896.86 and 36,129,472.16 is: 54,204,262.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,811,901.59 : 124,240,896.86 = 36,129,472.16 : x
  2. Step 2: Convert to fraction form
    82,811,901.59/124,240,896.86 = 36,129,472.16/x
  3. Step 3: Cross multiply
    82,811,901.59x = 124,240,896.86 × 36,129,472.16
  4. Step 4: Simplify right side
    82,811,901.59x = 4,488,758,023,434,950
  5. Step 5: Solve for x
    x = 4,488,758,023,434,950/82,811,901.59
  6. Step 6: Final answer
    x = 54,204,262.16

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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.