Home / 16,643,781.97-22,969,128.45-9,301,614.90

Finding the Fourth Proportional to 16,643,781.97, 22,969,128.45 and 9,301,614.90

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Solution

The fourth proportional to 16,643,781.97, 22,969,128.45 and 9,301,614.90 is: 12,836,624.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,643,781.97 : 22,969,128.45 = 9,301,614.90 : x
  2. Step 2: Convert to fraction form
    16,643,781.97/22,969,128.45 = 9,301,614.90/x
  3. Step 3: Cross multiply
    16,643,781.97x = 22,969,128.45 × 9,301,614.90
  4. Step 4: Simplify right side
    16,643,781.97x = 213,649,987,379,280.72
  5. Step 5: Solve for x
    x = 213,649,987,379,280.72/16,643,781.97
  6. Step 6: Final answer
    x = 12,836,624.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.