Home / 13,680,279.46-20,508,829.44-5,998,102.30

Finding the Fourth Proportional to 13,680,279.46, 20,508,829.44 and 5,998,102.30

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Solution

The fourth proportional to 13,680,279.46, 20,508,829.44 and 5,998,102.30 is: 8,992,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,680,279.46 : 20,508,829.44 = 5,998,102.30 : x
  2. Step 2: Convert to fraction form
    13,680,279.46/20,508,829.44 = 5,998,102.30/x
  3. Step 3: Cross multiply
    13,680,279.46x = 20,508,829.44 × 5,998,102.30
  4. Step 4: Simplify right side
    13,680,279.46x = 123,014,057,034,371.72
  5. Step 5: Solve for x
    x = 123,014,057,034,371.72/13,680,279.46
  6. Step 6: Final answer
    x = 8,992,071.94

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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.