Home / 82,197,488.70-113,428,486.17-45,027,930.06

Finding the Fourth Proportional to 82,197,488.70, 113,428,486.17 and 45,027,930.06

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Solution

The fourth proportional to 82,197,488.70, 113,428,486.17 and 45,027,930.06 is: 62,136,325.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,197,488.70 : 113,428,486.17 = 45,027,930.06 : x
  2. Step 2: Convert to fraction form
    82,197,488.70/113,428,486.17 = 45,027,930.06/x
  3. Step 3: Cross multiply
    82,197,488.70x = 113,428,486.17 × 45,027,930.06
  4. Step 4: Simplify right side
    82,197,488.70x = 5,107,449,942,074,438
  5. Step 5: Solve for x
    x = 5,107,449,942,074,438/82,197,488.70
  6. Step 6: Final answer
    x = 62,136,325.85

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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.