Home / 8,151,891.29-12,227,828.99-2,086,613.31

Finding the Fourth Proportional to 8,151,891.29, 12,227,828.99 and 2,086,613.31

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Solution

The fourth proportional to 8,151,891.29, 12,227,828.99 and 2,086,613.31 is: 3,129,917.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151,891.29 : 12,227,828.99 = 2,086,613.31 : x
  2. Step 2: Convert to fraction form
    8,151,891.29/12,227,828.99 = 2,086,613.31/x
  3. Step 3: Cross multiply
    8,151,891.29x = 12,227,828.99 × 2,086,613.31
  4. Step 4: Simplify right side
    8,151,891.29x = 25,514,750,712,504.79
  5. Step 5: Solve for x
    x = 25,514,750,712,504.79/8,151,891.29
  6. Step 6: Final answer
    x = 3,129,917.93

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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.