Home / 16,952,820.36-23,394,729.60-9,217,865.40

Finding the Fourth Proportional to 16,952,820.36, 23,394,729.60 and 9,217,865.40

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Solution

The fourth proportional to 16,952,820.36, 23,394,729.60 and 9,217,865.40 is: 12,720,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,952,820.36 : 23,394,729.60 = 9,217,865.40 : x
  2. Step 2: Convert to fraction form
    16,952,820.36/23,394,729.60 = 9,217,865.40/x
  3. Step 3: Cross multiply
    16,952,820.36x = 23,394,729.60 × 9,217,865.40
  4. Step 4: Simplify right side
    16,952,820.36x = 215,649,468,522,195.88
  5. Step 5: Solve for x
    x = 215,649,468,522,195.88/16,952,820.36
  6. Step 6: Final answer
    x = 12,720,565.90

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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.