Home / 42,612,502.40-63,944,997.60-18,363,046.40

Finding the Fourth Proportional to 42,612,502.40, 63,944,997.60 and 18,363,046.40

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Solution

The fourth proportional to 42,612,502.40, 63,944,997.60 and 18,363,046.40 is: 27,555,878.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,612,502.40 : 63,944,997.60 = 18,363,046.40 : x
  2. Step 2: Convert to fraction form
    42,612,502.40/63,944,997.60 = 18,363,046.40/x
  3. Step 3: Cross multiply
    42,612,502.40x = 63,944,997.60 × 18,363,046.40
  4. Step 4: Simplify right side
    42,612,502.40x = 1,174,224,957,976,688.50
  5. Step 5: Solve for x
    x = 1,174,224,957,976,688.50/42,612,502.40
  6. Step 6: Final answer
    x = 27,555,878.95

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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.