Home / 20,281,151.08-30,452,118.41-17,557,100.76

Finding the Fourth Proportional to 20,281,151.08, 30,452,118.41 and 17,557,100.76

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Solution

The fourth proportional to 20,281,151.08, 30,452,118.41 and 17,557,100.76 is: 26,361,960.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,281,151.08 : 30,452,118.41 = 17,557,100.76 : x
  2. Step 2: Convert to fraction form
    20,281,151.08/30,452,118.41 = 17,557,100.76/x
  3. Step 3: Cross multiply
    20,281,151.08x = 30,452,118.41 × 17,557,100.76
  4. Step 4: Simplify right side
    20,281,151.08x = 534,650,911,437,909.25
  5. Step 5: Solve for x
    x = 534,650,911,437,909.25/20,281,151.08
  6. Step 6: Final answer
    x = 26,361,960.88

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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.