Home / 15,373,471.43-21,215,433.33-8,404,233.20

Finding the Fourth Proportional to 15,373,471.43, 21,215,433.33 and 8,404,233.20

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Solution

The fourth proportional to 15,373,471.43, 21,215,433.33 and 8,404,233.20 is: 11,597,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,373,471.43 : 21,215,433.33 = 8,404,233.20 : x
  2. Step 2: Convert to fraction form
    15,373,471.43/21,215,433.33 = 8,404,233.20/x
  3. Step 3: Cross multiply
    15,373,471.43x = 21,215,433.33 × 8,404,233.20
  4. Step 4: Simplify right side
    15,373,471.43x = 178,299,449,038,295.38
  5. Step 5: Solve for x
    x = 178,299,449,038,295.38/15,373,471.43
  6. Step 6: Final answer
    x = 11,597,865.19

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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.