Home / 71,557,688.20-107,336,532.30-17,705,000.20

Finding the Fourth Proportional to 71,557,688.20, 107,336,532.30 and 17,705,000.20

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Solution

The fourth proportional to 71,557,688.20, 107,336,532.30 and 17,705,000.20 is: 26,557,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,557,688.20 : 107,336,532.30 = 17,705,000.20 : x
  2. Step 2: Convert to fraction form
    71,557,688.20/107,336,532.30 = 17,705,000.20/x
  3. Step 3: Cross multiply
    71,557,688.20x = 107,336,532.30 × 17,705,000.20
  4. Step 4: Simplify right side
    71,557,688.20x = 1,900,393,325,838,806.25
  5. Step 5: Solve for x
    x = 1,900,393,325,838,806.25/71,557,688.20
  6. Step 6: Final answer
    x = 26,557,500.30

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Double scale
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Similar ratio
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1.5x scale

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.