Home / 43,691,806.60-65,553,456.30-18,151,145.80

Finding the Fourth Proportional to 43,691,806.60, 65,553,456.30 and 18,151,145.80

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Solution

The fourth proportional to 43,691,806.60, 65,553,456.30 and 18,151,145.80 is: 27,233,260.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,691,806.60 : 65,553,456.30 = 18,151,145.80 : x
  2. Step 2: Convert to fraction form
    43,691,806.60/65,553,456.30 = 18,151,145.80/x
  3. Step 3: Cross multiply
    43,691,806.60x = 65,553,456.30 × 18,151,145.80
  4. Step 4: Simplify right side
    43,691,806.60x = 1,189,870,342,995,228.50
  5. Step 5: Solve for x
    x = 1,189,870,342,995,228.50/43,691,806.60
  6. Step 6: Final answer
    x = 27,233,260.32

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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.