Home / 21,938,569.52-32,920,454.92-17,132,768.24

Finding the Fourth Proportional to 21,938,569.52, 32,920,454.92 and 17,132,768.24

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Solution

The fourth proportional to 21,938,569.52, 32,920,454.92 and 17,132,768.24 is: 25,708,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,938,569.52 : 32,920,454.92 = 17,132,768.24 : x
  2. Step 2: Convert to fraction form
    21,938,569.52/32,920,454.92 = 17,132,768.24/x
  3. Step 3: Cross multiply
    21,938,569.52x = 32,920,454.92 × 17,132,768.24
  4. Step 4: Simplify right side
    21,938,569.52x = 564,018,524,499,727.75
  5. Step 5: Solve for x
    x = 564,018,524,499,727.75/21,938,569.52
  6. Step 6: Final answer
    x = 25,708,992.74

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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.