Home / 54,224,095.70-81,336,143.55-18,321,785.30

Finding the Fourth Proportional to 54,224,095.70, 81,336,143.55 and 18,321,785.30

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Solution

The fourth proportional to 54,224,095.70, 81,336,143.55 and 18,321,785.30 is: 27,482,677.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,224,095.70 : 81,336,143.55 = 18,321,785.30 : x
  2. Step 2: Convert to fraction form
    54,224,095.70/81,336,143.55 = 18,321,785.30/x
  3. Step 3: Cross multiply
    54,224,095.70x = 81,336,143.55 × 18,321,785.30
  4. Step 4: Simplify right side
    54,224,095.70x = 1,490,223,359,253,079.75
  5. Step 5: Solve for x
    x = 1,490,223,359,253,079.75/54,224,095.70
  6. Step 6: Final answer
    x = 27,482,677.95

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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.