Home / 22,677,358.62-31,293,853.56-13,387,921.20

Finding the Fourth Proportional to 22,677,358.62, 31,293,853.56 and 13,387,921.20

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Solution

The fourth proportional to 22,677,358.62, 31,293,853.56 and 13,387,921.20 is: 18,474,799.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,677,358.62 : 31,293,853.56 = 13,387,921.20 : x
  2. Step 2: Convert to fraction form
    22,677,358.62/31,293,853.56 = 13,387,921.20/x
  3. Step 3: Cross multiply
    22,677,358.62x = 31,293,853.56 × 13,387,921.20
  4. Step 4: Simplify right side
    22,677,358.62x = 418,959,645,505,619.44
  5. Step 5: Solve for x
    x = 418,959,645,505,619.44/22,677,358.62
  6. Step 6: Final answer
    x = 18,474,799.14

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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.