Home / 20,132,466.13-27,785,958.69-11,873,436.19

Finding the Fourth Proportional to 20,132,466.13, 27,785,958.69 and 11,873,436.19

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Solution

The fourth proportional to 20,132,466.13, 27,785,958.69 and 11,873,436.19 is: 16,387,202.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,132,466.13 : 27,785,958.69 = 11,873,436.19 : x
  2. Step 2: Convert to fraction form
    20,132,466.13/27,785,958.69 = 11,873,436.19/x
  3. Step 3: Cross multiply
    20,132,466.13x = 27,785,958.69 × 11,873,436.19
  4. Step 4: Simplify right side
    20,132,466.13x = 329,914,807,483,691
  5. Step 5: Solve for x
    x = 329,914,807,483,691/20,132,466.13
  6. Step 6: Final answer
    x = 16,387,202.91

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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.