Home / 10,368,634.60-15,545,175.90-5,323,565.80

Finding the Fourth Proportional to 10,368,634.60, 15,545,175.90 and 5,323,565.80

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Solution

The fourth proportional to 10,368,634.60, 15,545,175.90 and 5,323,565.80 is: 7,981,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,634.60 : 15,545,175.90 = 5,323,565.80 : x
  2. Step 2: Convert to fraction form
    10,368,634.60/15,545,175.90 = 5,323,565.80/x
  3. Step 3: Cross multiply
    10,368,634.60x = 15,545,175.90 × 5,323,565.80
  4. Step 4: Simplify right side
    10,368,634.60x = 82,755,766,776,224.22
  5. Step 5: Solve for x
    x = 82,755,766,776,224.22/10,368,634.60
  6. Step 6: Final answer
    x = 7,981,356.27

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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.