Home / 9,399,086.28-12,971,380.50-5,324,738.76

Finding the Fourth Proportional to 9,399,086.28, 12,971,380.50 and 5,324,738.76

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Solution

The fourth proportional to 9,399,086.28, 12,971,380.50 and 5,324,738.76 is: 7,348,502.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399,086.28 : 12,971,380.50 = 5,324,738.76 : x
  2. Step 2: Convert to fraction form
    9,399,086.28/12,971,380.50 = 5,324,738.76/x
  3. Step 3: Cross multiply
    9,399,086.28x = 12,971,380.50 × 5,324,738.76
  4. Step 4: Simplify right side
    9,399,086.28x = 69,069,212,519,058.18
  5. Step 5: Solve for x
    x = 69,069,212,519,058.18/9,399,086.28
  6. Step 6: Final answer
    x = 7,348,502.87

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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.