Home / 47,921,402.40-71,882,103.60-13,846,192.80

Finding the Fourth Proportional to 47,921,402.40, 71,882,103.60 and 13,846,192.80

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Solution

The fourth proportional to 47,921,402.40, 71,882,103.60 and 13,846,192.80 is: 20,769,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,921,402.40 : 71,882,103.60 = 13,846,192.80 : x
  2. Step 2: Convert to fraction form
    47,921,402.40/71,882,103.60 = 13,846,192.80/x
  3. Step 3: Cross multiply
    47,921,402.40x = 71,882,103.60 × 13,846,192.80
  4. Step 4: Simplify right side
    47,921,402.40x = 995,293,465,315,174
  5. Step 5: Solve for x
    x = 995,293,465,315,174/47,921,402.40
  6. Step 6: Final answer
    x = 20,769,289.20

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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.