Home / 47,925,098.20-71,887,647.30-13,847,555.80

Finding the Fourth Proportional to 47,925,098.20, 71,887,647.30 and 13,847,555.80

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Solution

The fourth proportional to 47,925,098.20, 71,887,647.30 and 13,847,555.80 is: 20,771,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,925,098.20 : 71,887,647.30 = 13,847,555.80 : x
  2. Step 2: Convert to fraction form
    47,925,098.20/71,887,647.30 = 13,847,555.80/x
  3. Step 3: Cross multiply
    47,925,098.20x = 71,887,647.30 × 13,847,555.80
  4. Step 4: Simplify right side
    47,925,098.20x = 995,468,207,317,469.38
  5. Step 5: Solve for x
    x = 995,468,207,317,469.38/47,925,098.20
  6. Step 6: Final answer
    x = 20,771,333.70

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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.