Home / 9,320,727.32-13,981,589.21-2,931,477.89

Finding the Fourth Proportional to 9,320,727.32, 13,981,589.21 and 2,931,477.89

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Solution

The fourth proportional to 9,320,727.32, 13,981,589.21 and 2,931,477.89 is: 4,397,373.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,727.32 : 13,981,589.21 = 2,931,477.89 : x
  2. Step 2: Convert to fraction form
    9,320,727.32/13,981,589.21 = 2,931,477.89/x
  3. Step 3: Cross multiply
    9,320,727.32x = 13,981,589.21 × 2,931,477.89
  4. Step 4: Simplify right side
    9,320,727.32x = 40,986,719,636,177.57
  5. Step 5: Solve for x
    x = 40,986,719,636,177.57/9,320,727.32
  6. Step 6: Final answer
    x = 4,397,373.53

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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.