Home / 22,179,385.78-30,594,779.13-13,352,697.52

Finding the Fourth Proportional to 22,179,385.78, 30,594,779.13 and 13,352,697.52

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Solution

The fourth proportional to 22,179,385.78, 30,594,779.13 and 13,352,697.52 is: 18,419,032.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,179,385.78 : 30,594,779.13 = 13,352,697.52 : x
  2. Step 2: Convert to fraction form
    22,179,385.78/30,594,779.13 = 13,352,697.52/x
  3. Step 3: Cross multiply
    22,179,385.78x = 30,594,779.13 × 13,352,697.52
  4. Step 4: Simplify right side
    22,179,385.78x = 408,522,831,414,098.75
  5. Step 5: Solve for x
    x = 408,522,831,414,098.75/22,179,385.78
  6. Step 6: Final answer
    x = 18,419,032.68

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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.