Home / 11,555,023.30-15,945,736.82-6,398,274.13

Finding the Fourth Proportional to 11,555,023.30, 15,945,736.82 and 6,398,274.13

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Solution

The fourth proportional to 11,555,023.30, 15,945,736.82 and 6,398,274.13 is: 8,829,510.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,023.30 : 15,945,736.82 = 6,398,274.13 : x
  2. Step 2: Convert to fraction form
    11,555,023.30/15,945,736.82 = 6,398,274.13/x
  3. Step 3: Cross multiply
    11,555,023.30x = 15,945,736.82 × 6,398,274.13
  4. Step 4: Simplify right side
    11,555,023.30x = 102,025,195,379,194.47
  5. Step 5: Solve for x
    x = 102,025,195,379,194.47/11,555,023.30
  6. Step 6: Final answer
    x = 8,829,510.14

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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.