Home / 87,431,418-131,153,425.56-33,578,730

Finding the Fourth Proportional to 87,431,418, 131,153,425.56 and 33,578,730

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Solution

The fourth proportional to 87,431,418, 131,153,425.56 and 33,578,730 is: 50,370,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,431,418 : 131,153,425.56 = 33,578,730 : x
  2. Step 2: Convert to fraction form
    87,431,418/131,153,425.56 = 33,578,730/x
  3. Step 3: Cross multiply
    87,431,418x = 131,153,425.56 × 33,578,730
  4. Step 4: Simplify right side
    87,431,418x = 4,403,965,465,454,339
  5. Step 5: Solve for x
    x = 4,403,965,465,454,339/87,431,418
  6. Step 6: Final answer
    x = 50,370,514.01

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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.