Home / 23,278,509.20-32,121,393-13,488,862.16

Finding the Fourth Proportional to 23,278,509.20, 32,121,393 and 13,488,862.16

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Solution

The fourth proportional to 23,278,509.20, 32,121,393 and 13,488,862.16 is: 18,612,920.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,278,509.20 : 32,121,393 = 13,488,862.16 : x
  2. Step 2: Convert to fraction form
    23,278,509.20/32,121,393 = 13,488,862.16/x
  3. Step 3: Cross multiply
    23,278,509.20x = 32,121,393 × 13,488,862.16
  4. Step 4: Simplify right side
    23,278,509.20x = 433,281,042,564,188.88
  5. Step 5: Solve for x
    x = 433,281,042,564,188.88/23,278,509.20
  6. Step 6: Final answer
    x = 18,612,920.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.