Home / 18,607,764.40-27,890,910.60-7,244,436.40

Finding the Fourth Proportional to 18,607,764.40, 27,890,910.60 and 7,244,436.40

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Solution

The fourth proportional to 18,607,764.40, 27,890,910.60 and 7,244,436.40 is: 10,858,581.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,607,764.40 : 27,890,910.60 = 7,244,436.40 : x
  2. Step 2: Convert to fraction form
    18,607,764.40/27,890,910.60 = 7,244,436.40/x
  3. Step 3: Cross multiply
    18,607,764.40x = 27,890,910.60 × 7,244,436.40
  4. Step 4: Simplify right side
    18,607,764.40x = 202,053,927,979,785.88
  5. Step 5: Solve for x
    x = 202,053,927,979,785.88/18,607,764.40
  6. Step 6: Final answer
    x = 10,858,581.59

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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.