Home / 71,239,156.20-106,858,734.30-17,386,468.20

Finding the Fourth Proportional to 71,239,156.20, 106,858,734.30 and 17,386,468.20

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Solution

The fourth proportional to 71,239,156.20, 106,858,734.30 and 17,386,468.20 is: 26,079,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,239,156.20 : 106,858,734.30 = 17,386,468.20 : x
  2. Step 2: Convert to fraction form
    71,239,156.20/106,858,734.30 = 17,386,468.20/x
  3. Step 3: Cross multiply
    71,239,156.20x = 106,858,734.30 × 17,386,468.20
  4. Step 4: Simplify right side
    71,239,156.20x = 1,857,895,985,799,199.25
  5. Step 5: Solve for x
    x = 1,857,895,985,799,199.25/71,239,156.20
  6. Step 6: Final answer
    x = 26,079,702.30

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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.