Home / 42,561,552.52-63,851,296.88-13,805,446.20

Finding the Fourth Proportional to 42,561,552.52, 63,851,296.88 and 13,805,446.20

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Solution

The fourth proportional to 42,561,552.52, 63,851,296.88 and 13,805,446.20 is: 20,711,078.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,561,552.52 : 63,851,296.88 = 13,805,446.20 : x
  2. Step 2: Convert to fraction form
    42,561,552.52/63,851,296.88 = 13,805,446.20/x
  3. Step 3: Cross multiply
    42,561,552.52x = 63,851,296.88 × 13,805,446.20
  4. Step 4: Simplify right side
    42,561,552.52x = 881,495,643,877,067.88
  5. Step 5: Solve for x
    x = 881,495,643,877,067.88/42,561,552.52
  6. Step 6: Final answer
    x = 20,711,078.23

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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.