Home / 18,532,508.47-27,779,162.83-6,853,375.14

Finding the Fourth Proportional to 18,532,508.47, 27,779,162.83 and 6,853,375.14

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Solution

The fourth proportional to 18,532,508.47, 27,779,162.83 and 6,853,375.14 is: 10,272,814.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532,508.47 : 27,779,162.83 = 6,853,375.14 : x
  2. Step 2: Convert to fraction form
    18,532,508.47/27,779,162.83 = 6,853,375.14/x
  3. Step 3: Cross multiply
    18,532,508.47x = 27,779,162.83 × 6,853,375.14
  4. Step 4: Simplify right side
    18,532,508.47x = 190,381,023,957,170.62
  5. Step 5: Solve for x
    x = 190,381,023,957,170.62/18,532,508.47
  6. Step 6: Final answer
    x = 10,272,814.62

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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.