Home / 82,514,672.20-123,681,612.30-41,508,713.80

Finding the Fourth Proportional to 82,514,672.20, 123,681,612.30 and 41,508,713.80

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Solution

The fourth proportional to 82,514,672.20, 123,681,612.30 and 41,508,713.80 is: 62,217,597.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,514,672.20 : 123,681,612.30 = 41,508,713.80 : x
  2. Step 2: Convert to fraction form
    82,514,672.20/123,681,612.30 = 41,508,713.80/x
  3. Step 3: Cross multiply
    82,514,672.20x = 123,681,612.30 × 41,508,713.80
  4. Step 4: Simplify right side
    82,514,672.20x = 5,133,864,647,283,259
  5. Step 5: Solve for x
    x = 5,133,864,647,283,259/82,514,672.20
  6. Step 6: Final answer
    x = 62,217,597.31

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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.