Home / 39,808,902.15-54,934,517.91-22,168,714.65

Finding the Fourth Proportional to 39,808,902.15, 54,934,517.91 and 22,168,714.65

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Solution

The fourth proportional to 39,808,902.15, 54,934,517.91 and 22,168,714.65 is: 30,591,842.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,808,902.15 : 54,934,517.91 = 22,168,714.65 : x
  2. Step 2: Convert to fraction form
    39,808,902.15/54,934,517.91 = 22,168,714.65/x
  3. Step 3: Cross multiply
    39,808,902.15x = 54,934,517.91 × 22,168,714.65
  4. Step 4: Simplify right side
    39,808,902.15x = 1,217,827,651,982,104.25
  5. Step 5: Solve for x
    x = 1,217,827,651,982,104.25/39,808,902.15
  6. Step 6: Final answer
    x = 30,591,842.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.