Home / 15,345,350.92-21,176,261.22-8,375,798.44

Finding the Fourth Proportional to 15,345,350.92, 21,176,261.22 and 8,375,798.44

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Solution

The fourth proportional to 15,345,350.92, 21,176,261.22 and 8,375,798.44 is: 11,558,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345,350.92 : 21,176,261.22 = 8,375,798.44 : x
  2. Step 2: Convert to fraction form
    15,345,350.92/21,176,261.22 = 8,375,798.44/x
  3. Step 3: Cross multiply
    15,345,350.92x = 21,176,261.22 × 8,375,798.44
  4. Step 4: Simplify right side
    15,345,350.92x = 177,368,095,691,508.50
  5. Step 5: Solve for x
    x = 177,368,095,691,508.50/15,345,350.92
  6. Step 6: Final answer
    x = 11,558,425.52

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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.