Home / 18,694,204.80-28,039,233.60-15,322,531.20

Finding the Fourth Proportional to 18,694,204.80, 28,039,233.60 and 15,322,531.20

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Solution

The fourth proportional to 18,694,204.80, 28,039,233.60 and 15,322,531.20 is: 22,982,097.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,694,204.80 : 28,039,233.60 = 15,322,531.20 : x
  2. Step 2: Convert to fraction form
    18,694,204.80/28,039,233.60 = 15,322,531.20/x
  3. Step 3: Cross multiply
    18,694,204.80x = 28,039,233.60 × 15,322,531.20
  4. Step 4: Simplify right side
    18,694,204.80x = 429,632,031,660,088.31
  5. Step 5: Solve for x
    x = 429,632,031,660,088.31/18,694,204.80
  6. Step 6: Final answer
    x = 22,982,097.19

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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.