Home / 67,421,330.10-101,131,995.15-29,157,578.10

Finding the Fourth Proportional to 67,421,330.10, 101,131,995.15 and 29,157,578.10

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Solution

The fourth proportional to 67,421,330.10, 101,131,995.15 and 29,157,578.10 is: 43,736,367.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,421,330.10 : 101,131,995.15 = 29,157,578.10 : x
  2. Step 2: Convert to fraction form
    67,421,330.10/101,131,995.15 = 29,157,578.10/x
  3. Step 3: Cross multiply
    67,421,330.10x = 101,131,995.15 × 29,157,578.10
  4. Step 4: Simplify right side
    67,421,330.10x = 2,948,764,046,994,946.50
  5. Step 5: Solve for x
    x = 2,948,764,046,994,946.50/67,421,330.10
  6. Step 6: Final answer
    x = 43,736,367.15

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Double scale
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Similar ratio
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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.