Home / 18,732,164.39-25,858,355.20-11,392,355.16

Finding the Fourth Proportional to 18,732,164.39, 25,858,355.20 and 11,392,355.16

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Solution

The fourth proportional to 18,732,164.39, 25,858,355.20 and 11,392,355.16 is: 15,726,296.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,732,164.39 : 25,858,355.20 = 11,392,355.16 : x
  2. Step 2: Convert to fraction form
    18,732,164.39/25,858,355.20 = 11,392,355.16/x
  3. Step 3: Cross multiply
    18,732,164.39x = 25,858,355.20 × 11,392,355.16
  4. Step 4: Simplify right side
    18,732,164.39x = 294,587,566,327,433.94
  5. Step 5: Solve for x
    x = 294,587,566,327,433.94/18,732,164.39
  6. Step 6: Final answer
    x = 15,726,296.24

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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.