Home / 45,969,891.40-68,964,168.30-15,680,816.20

Finding the Fourth Proportional to 45,969,891.40, 68,964,168.30 and 15,680,816.20

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Solution

The fourth proportional to 45,969,891.40, 68,964,168.30 and 15,680,816.20 is: 23,524,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969,891.40 : 68,964,168.30 = 15,680,816.20 : x
  2. Step 2: Convert to fraction form
    45,969,891.40/68,964,168.30 = 15,680,816.20/x
  3. Step 3: Cross multiply
    45,969,891.40x = 68,964,168.30 × 15,680,816.20
  4. Step 4: Simplify right side
    45,969,891.40x = 1,081,414,447,498,166.38
  5. Step 5: Solve for x
    x = 1,081,414,447,498,166.38/45,969,891.40
  6. Step 6: Final answer
    x = 23,524,407.27

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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.