Home / 20,049,664.12-27,668,589.73-10,882,306.87

Finding the Fourth Proportional to 20,049,664.12, 27,668,589.73 and 10,882,306.87

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Solution

The fourth proportional to 20,049,664.12, 27,668,589.73 and 10,882,306.87 is: 15,017,612.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,664.12 : 27,668,589.73 = 10,882,306.87 : x
  2. Step 2: Convert to fraction form
    20,049,664.12/27,668,589.73 = 10,882,306.87/x
  3. Step 3: Cross multiply
    20,049,664.12x = 27,668,589.73 × 10,882,306.87
  4. Step 4: Simplify right side
    20,049,664.12x = 301,098,084,005,613.19
  5. Step 5: Solve for x
    x = 301,098,084,005,613.19/20,049,664.12
  6. Step 6: Final answer
    x = 15,017,612.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.