Home / 12,108,165.92-18,161,723.92-3,010,073.12

Finding the Fourth Proportional to 12,108,165.92, 18,161,723.92 and 3,010,073.12

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Solution

The fourth proportional to 12,108,165.92, 18,161,723.92 and 3,010,073.12 is: 4,514,979.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108,165.92 : 18,161,723.92 = 3,010,073.12 : x
  2. Step 2: Convert to fraction form
    12,108,165.92/18,161,723.92 = 3,010,073.12/x
  3. Step 3: Cross multiply
    12,108,165.92x = 18,161,723.92 × 3,010,073.12
  4. Step 4: Simplify right side
    12,108,165.92x = 54,668,116,984,453.04
  5. Step 5: Solve for x
    x = 54,668,116,984,453.04/12,108,165.92
  6. Step 6: Final answer
    x = 4,514,979.18

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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.