Home / 47,668,704.80-71,419,076.40-39,102,663.20

Finding the Fourth Proportional to 47,668,704.80, 71,419,076.40 and 39,102,663.20

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Solution

The fourth proportional to 47,668,704.80, 71,419,076.40 and 39,102,663.20 is: 58,585,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,668,704.80 : 71,419,076.40 = 39,102,663.20 : x
  2. Step 2: Convert to fraction form
    47,668,704.80/71,419,076.40 = 39,102,663.20/x
  3. Step 3: Cross multiply
    47,668,704.80x = 71,419,076.40 × 39,102,663.20
  4. Step 4: Simplify right side
    47,668,704.80x = 2,792,676,090,524,269
  5. Step 5: Solve for x
    x = 2,792,676,090,524,269/47,668,704.80
  6. Step 6: Final answer
    x = 58,585,105.31

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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.