Home / 25,411,067.28-38,113,449.30-15,042,456

Finding the Fourth Proportional to 25,411,067.28, 38,113,449.30 and 15,042,456

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Solution

The fourth proportional to 25,411,067.28, 38,113,449.30 and 15,042,456 is: 22,561,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,411,067.28 : 38,113,449.30 = 15,042,456 : x
  2. Step 2: Convert to fraction form
    25,411,067.28/38,113,449.30 = 15,042,456/x
  3. Step 3: Cross multiply
    25,411,067.28x = 38,113,449.30 × 15,042,456
  4. Step 4: Simplify right side
    25,411,067.28x = 573,319,884,103,480.75
  5. Step 5: Solve for x
    x = 573,319,884,103,480.75/25,411,067.28
  6. Step 6: Final answer
    x = 22,561,818.35

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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.