Home / 10,456,471.28-15,684,719.18-3,268,042.85

Finding the Fourth Proportional to 10,456,471.28, 15,684,719.18 and 3,268,042.85

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Solution

The fourth proportional to 10,456,471.28, 15,684,719.18 and 3,268,042.85 is: 4,902,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,456,471.28 : 15,684,719.18 = 3,268,042.85 : x
  2. Step 2: Convert to fraction form
    10,456,471.28/15,684,719.18 = 3,268,042.85/x
  3. Step 3: Cross multiply
    10,456,471.28x = 15,684,719.18 × 3,268,042.85
  4. Step 4: Simplify right side
    10,456,471.28x = 51,258,334,370,456.87
  5. Step 5: Solve for x
    x = 51,258,334,370,456.87/10,456,471.28
  6. Step 6: Final answer
    x = 4,902,068.11

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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.