Home / 10,883,633.28-15,019,520.58-5,988,960.78

Finding the Fourth Proportional to 10,883,633.28, 15,019,520.58 and 5,988,960.78

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Solution

The fourth proportional to 10,883,633.28, 15,019,520.58 and 5,988,960.78 is: 8,264,824.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883,633.28 : 15,019,520.58 = 5,988,960.78 : x
  2. Step 2: Convert to fraction form
    10,883,633.28/15,019,520.58 = 5,988,960.78/x
  3. Step 3: Cross multiply
    10,883,633.28x = 15,019,520.58 × 5,988,960.78
  4. Step 4: Simplify right side
    10,883,633.28x = 89,951,319,688,022.86
  5. Step 5: Solve for x
    x = 89,951,319,688,022.86/10,883,633.28
  6. Step 6: Final answer
    x = 8,264,824.56

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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.