Home / 34,437,712.43-47,522,249.55-21,384,691.08

Finding the Fourth Proportional to 34,437,712.43, 47,522,249.55 and 21,384,691.08

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Solution

The fourth proportional to 34,437,712.43, 47,522,249.55 and 21,384,691.08 is: 29,509,759.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,437,712.43 : 47,522,249.55 = 21,384,691.08 : x
  2. Step 2: Convert to fraction form
    34,437,712.43/47,522,249.55 = 21,384,691.08/x
  3. Step 3: Cross multiply
    34,437,712.43x = 47,522,249.55 × 21,384,691.08
  4. Step 4: Simplify right side
    34,437,712.43x = 1,016,248,626,053,418.88
  5. Step 5: Solve for x
    x = 1,016,248,626,053,418.88/34,437,712.43
  6. Step 6: Final answer
    x = 29,509,759.93

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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.