Home / 38,861,121.20-58,329,006.60-19,713,498.80

Finding the Fourth Proportional to 38,861,121.20, 58,329,006.60 and 19,713,498.80

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Solution

The fourth proportional to 38,861,121.20, 58,329,006.60 and 19,713,498.80 is: 29,589,182.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,861,121.20 : 58,329,006.60 = 19,713,498.80 : x
  2. Step 2: Convert to fraction form
    38,861,121.20/58,329,006.60 = 19,713,498.80/x
  3. Step 3: Cross multiply
    38,861,121.20x = 58,329,006.60 × 19,713,498.80
  4. Step 4: Simplify right side
    38,861,121.20x = 1,149,868,801,614,292.25
  5. Step 5: Solve for x
    x = 1,149,868,801,614,292.25/38,861,121.20
  6. Step 6: Final answer
    x = 29,589,182.35

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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.