Home / 20,487,773.97-30,736,488.78-6,654,670.92

Finding the Fourth Proportional to 20,487,773.97, 30,736,488.78 and 6,654,670.92

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Solution

The fourth proportional to 20,487,773.97, 30,736,488.78 and 6,654,670.92 is: 9,983,574.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,487,773.97 : 30,736,488.78 = 6,654,670.92 : x
  2. Step 2: Convert to fraction form
    20,487,773.97/30,736,488.78 = 6,654,670.92/x
  3. Step 3: Cross multiply
    20,487,773.97x = 30,736,488.78 × 6,654,670.92
  4. Step 4: Simplify right side
    20,487,773.97x = 204,541,218,067,172.28
  5. Step 5: Solve for x
    x = 204,541,218,067,172.28/20,487,773.97
  6. Step 6: Final answer
    x = 9,983,574.51

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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.