Home / 60,423,640.52-90,635,378.73-28,057,844.78

Finding the Fourth Proportional to 60,423,640.52, 90,635,378.73 and 28,057,844.78

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Solution

The fourth proportional to 60,423,640.52, 90,635,378.73 and 28,057,844.78 is: 42,086,729.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,423,640.52 : 90,635,378.73 = 28,057,844.78 : x
  2. Step 2: Convert to fraction form
    60,423,640.52/90,635,378.73 = 28,057,844.78/x
  3. Step 3: Cross multiply
    60,423,640.52x = 90,635,378.73 × 28,057,844.78
  4. Step 4: Simplify right side
    60,423,640.52x = 2,543,033,387,982,854
  5. Step 5: Solve for x
    x = 2,543,033,387,982,854/60,423,640.52
  6. Step 6: Final answer
    x = 42,086,729.07

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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.