Home / 7,131,375.95-9,841,240.60-3,868,182.41

Finding the Fourth Proportional to 7,131,375.95, 9,841,240.60 and 3,868,182.41

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Solution

The fourth proportional to 7,131,375.95, 9,841,240.60 and 3,868,182.41 is: 5,338,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,131,375.95 : 9,841,240.60 = 3,868,182.41 : x
  2. Step 2: Convert to fraction form
    7,131,375.95/9,841,240.60 = 3,868,182.41/x
  3. Step 3: Cross multiply
    7,131,375.95x = 9,841,240.60 × 3,868,182.41
  4. Step 4: Simplify right side
    7,131,375.95x = 38,067,713,722,621.19
  5. Step 5: Solve for x
    x = 38,067,713,722,621.19/7,131,375.95
  6. Step 6: Final answer
    x = 5,338,060.15

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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.