Home / 9,320,727.83-13,981,589.96-2,931,478.40

Finding the Fourth Proportional to 9,320,727.83, 13,981,589.96 and 2,931,478.40

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Solution

The fourth proportional to 9,320,727.83, 13,981,589.96 and 2,931,478.40 is: 4,397,374.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,727.83 : 13,981,589.96 = 2,931,478.40 : x
  2. Step 2: Convert to fraction form
    9,320,727.83/13,981,589.96 = 2,931,478.40/x
  3. Step 3: Cross multiply
    9,320,727.83x = 13,981,589.96 × 2,931,478.40
  4. Step 4: Simplify right side
    9,320,727.83x = 40,986,728,880,831.52
  5. Step 5: Solve for x
    x = 40,986,728,880,831.52/9,320,727.83
  6. Step 6: Final answer
    x = 4,397,374.29

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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.