Home / 82,721,000.20-124,081,500.30-22,136,726.20

Finding the Fourth Proportional to 82,721,000.20, 124,081,500.30 and 22,136,726.20

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Solution

The fourth proportional to 82,721,000.20, 124,081,500.30 and 22,136,726.20 is: 33,205,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,721,000.20 : 124,081,500.30 = 22,136,726.20 : x
  2. Step 2: Convert to fraction form
    82,721,000.20/124,081,500.30 = 22,136,726.20/x
  3. Step 3: Cross multiply
    82,721,000.20x = 124,081,500.30 × 22,136,726.20
  4. Step 4: Simplify right side
    82,721,000.20x = 2,746,758,198,626,317.50
  5. Step 5: Solve for x
    x = 2,746,758,198,626,317.50/82,721,000.20
  6. Step 6: Final answer
    x = 33,205,089.30

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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.