Home / 11,555,082.12-15,945,818.45-6,398,332.95

Finding the Fourth Proportional to 11,555,082.12, 15,945,818.45 and 6,398,332.95

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Solution

The fourth proportional to 11,555,082.12, 15,945,818.45 and 6,398,332.95 is: 8,829,591.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,082.12 : 15,945,818.45 = 6,398,332.95 : x
  2. Step 2: Convert to fraction form
    11,555,082.12/15,945,818.45 = 6,398,332.95/x
  3. Step 3: Cross multiply
    11,555,082.12x = 15,945,818.45 × 6,398,332.95
  4. Step 4: Simplify right side
    11,555,082.12x = 102,026,655,571,361.27
  5. Step 5: Solve for x
    x = 102,026,655,571,361.27/11,555,082.12
  6. Step 6: Final answer
    x = 8,829,591.56

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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.