Home / 7,244,675.20-10,867,012.80-1,925,891.20

Finding the Fourth Proportional to 7,244,675.20, 10,867,012.80 and 1,925,891.20

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Solution

The fourth proportional to 7,244,675.20, 10,867,012.80 and 1,925,891.20 is: 2,888,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,675.20 : 10,867,012.80 = 1,925,891.20 : x
  2. Step 2: Convert to fraction form
    7,244,675.20/10,867,012.80 = 1,925,891.20/x
  3. Step 3: Cross multiply
    7,244,675.20x = 10,867,012.80 × 1,925,891.20
  4. Step 4: Simplify right side
    7,244,675.20x = 20,928,684,321,807.36
  5. Step 5: Solve for x
    x = 20,928,684,321,807.36/7,244,675.20
  6. Step 6: Final answer
    x = 2,888,836.80

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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.