Home / 12,343,097.46-18,517,602.28-5,150,630.38

Finding the Fourth Proportional to 12,343,097.46, 18,517,602.28 and 5,150,630.38

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Solution

The fourth proportional to 12,343,097.46, 18,517,602.28 and 5,150,630.38 is: 7,727,179.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343,097.46 : 18,517,602.28 = 5,150,630.38 : x
  2. Step 2: Convert to fraction form
    12,343,097.46/18,517,602.28 = 5,150,630.38/x
  3. Step 3: Cross multiply
    12,343,097.46x = 18,517,602.28 × 5,150,630.38
  4. Step 4: Simplify right side
    12,343,097.46x = 95,377,324,868,125.27
  5. Step 5: Solve for x
    x = 95,377,324,868,125.27/12,343,097.46
  6. Step 6: Final answer
    x = 7,727,179.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.