Home / 12,832,679.22-19,242,613.89-4,195,654.62

Finding the Fourth Proportional to 12,832,679.22, 19,242,613.89 and 4,195,654.62

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Solution

The fourth proportional to 12,832,679.22, 19,242,613.89 and 4,195,654.62 is: 6,291,387.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,832,679.22 : 19,242,613.89 = 4,195,654.62 : x
  2. Step 2: Convert to fraction form
    12,832,679.22/19,242,613.89 = 4,195,654.62/x
  3. Step 3: Cross multiply
    12,832,679.22x = 19,242,613.89 × 4,195,654.62
  4. Step 4: Simplify right side
    12,832,679.22x = 80,735,361,868,454.67
  5. Step 5: Solve for x
    x = 80,735,361,868,454.67/12,832,679.22
  6. Step 6: Final answer
    x = 6,291,387.83

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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.