Home / 10,585,761.40-15,879,589.28-4,108,684.88

Finding the Fourth Proportional to 10,585,761.40, 15,879,589.28 and 4,108,684.88

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Solution

The fourth proportional to 10,585,761.40, 15,879,589.28 and 4,108,684.88 is: 6,163,394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,585,761.40 : 15,879,589.28 = 4,108,684.88 : x
  2. Step 2: Convert to fraction form
    10,585,761.40/15,879,589.28 = 4,108,684.88/x
  3. Step 3: Cross multiply
    10,585,761.40x = 15,879,589.28 × 4,108,684.88
  4. Step 4: Simplify right side
    10,585,761.40x = 65,244,228,375,346.08
  5. Step 5: Solve for x
    x = 65,244,228,375,346.08/10,585,761.40
  6. Step 6: Final answer
    x = 6,163,394.95

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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.