Home / 22,138,220.10-33,207,330.15-18,359,084.10

Finding the Fourth Proportional to 22,138,220.10, 33,207,330.15 and 18,359,084.10

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Solution

The fourth proportional to 22,138,220.10, 33,207,330.15 and 18,359,084.10 is: 27,538,626.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138,220.10 : 33,207,330.15 = 18,359,084.10 : x
  2. Step 2: Convert to fraction form
    22,138,220.10/33,207,330.15 = 18,359,084.10/x
  3. Step 3: Cross multiply
    22,138,220.10x = 33,207,330.15 × 18,359,084.10
  4. Step 4: Simplify right side
    22,138,220.10x = 609,656,166,960,315.62
  5. Step 5: Solve for x
    x = 609,656,166,960,315.62/22,138,220.10
  6. Step 6: Final answer
    x = 27,538,626.15

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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.