Home / 17,972,932.80-26,959,399.20-5,193,854.40

Finding the Fourth Proportional to 17,972,932.80, 26,959,399.20 and 5,193,854.40

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Solution

The fourth proportional to 17,972,932.80, 26,959,399.20 and 5,193,854.40 is: 7,790,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972,932.80 : 26,959,399.20 = 5,193,854.40 : x
  2. Step 2: Convert to fraction form
    17,972,932.80/26,959,399.20 = 5,193,854.40/x
  3. Step 3: Cross multiply
    17,972,932.80x = 26,959,399.20 × 5,193,854.40
  4. Step 4: Simplify right side
    17,972,932.80x = 140,023,194,156,276.48
  5. Step 5: Solve for x
    x = 140,023,194,156,276.48/17,972,932.80
  6. Step 6: Final answer
    x = 7,790,781.60

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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.