Home / 15,034,086.18-20,747,052.18-8,158,568.24

Finding the Fourth Proportional to 15,034,086.18, 20,747,052.18 and 8,158,568.24

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Solution

The fourth proportional to 15,034,086.18, 20,747,052.18 and 8,158,568.24 is: 11,258,831.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034,086.18 : 20,747,052.18 = 8,158,568.24 : x
  2. Step 2: Convert to fraction form
    15,034,086.18/20,747,052.18 = 8,158,568.24/x
  3. Step 3: Cross multiply
    15,034,086.18x = 20,747,052.18 × 8,158,568.24
  4. Step 4: Simplify right side
    15,034,086.18x = 169,266,240,989,370.75
  5. Step 5: Solve for x
    x = 169,266,240,989,370.75/15,034,086.18
  6. Step 6: Final answer
    x = 11,258,831.36

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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.