Home / 11,071,952.16-15,278,947.56-6,491,324.40

Finding the Fourth Proportional to 11,071,952.16, 15,278,947.56 and 6,491,324.40

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Solution

The fourth proportional to 11,071,952.16, 15,278,947.56 and 6,491,324.40 is: 8,957,824.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071,952.16 : 15,278,947.56 = 6,491,324.40 : x
  2. Step 2: Convert to fraction form
    11,071,952.16/15,278,947.56 = 6,491,324.40/x
  3. Step 3: Cross multiply
    11,071,952.16x = 15,278,947.56 × 6,491,324.40
  4. Step 4: Simplify right side
    11,071,952.16x = 99,180,605,102,548.47
  5. Step 5: Solve for x
    x = 99,180,605,102,548.47/11,071,952.16
  6. Step 6: Final answer
    x = 8,957,824.57

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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.