Home / 17,976,421.46-26,968,628.19-8,386,568.66

Finding the Fourth Proportional to 17,976,421.46, 26,968,628.19 and 8,386,568.66

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Solution

The fourth proportional to 17,976,421.46, 26,968,628.19 and 8,386,568.66 is: 12,581,717.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,976,421.46 : 26,968,628.19 = 8,386,568.66 : x
  2. Step 2: Convert to fraction form
    17,976,421.46/26,968,628.19 = 8,386,568.66/x
  3. Step 3: Cross multiply
    17,976,421.46x = 26,968,628.19 × 8,386,568.66
  4. Step 4: Simplify right side
    17,976,421.46x = 226,174,251,981,446.53
  5. Step 5: Solve for x
    x = 226,174,251,981,446.53/17,976,421.46
  6. Step 6: Final answer
    x = 12,581,717.25

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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.