Home / 39,879,013.20-59,801,023.80-18,306,445.20

Finding the Fourth Proportional to 39,879,013.20, 59,801,023.80 and 18,306,445.20

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Solution

The fourth proportional to 39,879,013.20, 59,801,023.80 and 18,306,445.20 is: 27,451,636.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,879,013.20 : 59,801,023.80 = 18,306,445.20 : x
  2. Step 2: Convert to fraction form
    39,879,013.20/59,801,023.80 = 18,306,445.20/x
  3. Step 3: Cross multiply
    39,879,013.20x = 59,801,023.80 × 18,306,445.20
  4. Step 4: Simplify right side
    39,879,013.20x = 1,094,744,165,098,595.62
  5. Step 5: Solve for x
    x = 1,094,744,165,098,595.62/39,879,013.20
  6. Step 6: Final answer
    x = 27,451,636.27

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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.