Home / 54,305,902.40-81,458,853.60-18,404,110.40

Finding the Fourth Proportional to 54,305,902.40, 81,458,853.60 and 18,404,110.40

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Solution

The fourth proportional to 54,305,902.40, 81,458,853.60 and 18,404,110.40 is: 27,606,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,305,902.40 : 81,458,853.60 = 18,404,110.40 : x
  2. Step 2: Convert to fraction form
    54,305,902.40/81,458,853.60 = 18,404,110.40/x
  3. Step 3: Cross multiply
    54,305,902.40x = 81,458,853.60 × 18,404,110.40
  4. Step 4: Simplify right side
    54,305,902.40x = 1,499,177,734,711,837.25
  5. Step 5: Solve for x
    x = 1,499,177,734,711,837.25/54,305,902.40
  6. Step 6: Final answer
    x = 27,606,165.60

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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.