Home / 10,342,831.70-15,514,247.55-3,949,793.30

Finding the Fourth Proportional to 10,342,831.70, 15,514,247.55 and 3,949,793.30

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Solution

The fourth proportional to 10,342,831.70, 15,514,247.55 and 3,949,793.30 is: 5,924,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342,831.70 : 15,514,247.55 = 3,949,793.30 : x
  2. Step 2: Convert to fraction form
    10,342,831.70/15,514,247.55 = 3,949,793.30/x
  3. Step 3: Cross multiply
    10,342,831.70x = 15,514,247.55 × 3,949,793.30
  4. Step 4: Simplify right side
    10,342,831.70x = 61,278,071,027,531.41
  5. Step 5: Solve for x
    x = 61,278,071,027,531.41/10,342,831.70
  6. Step 6: Final answer
    x = 5,924,689.95

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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.