Home / 10,342,840.20-15,514,260.30-3,949,801.80

Finding the Fourth Proportional to 10,342,840.20, 15,514,260.30 and 3,949,801.80

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Solution

The fourth proportional to 10,342,840.20, 15,514,260.30 and 3,949,801.80 is: 5,924,702.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342,840.20 : 15,514,260.30 = 3,949,801.80 : x
  2. Step 2: Convert to fraction form
    10,342,840.20/15,514,260.30 = 3,949,801.80/x
  3. Step 3: Cross multiply
    10,342,840.20x = 15,514,260.30 × 3,949,801.80
  4. Step 4: Simplify right side
    10,342,840.20x = 61,278,253,258,608.54
  5. Step 5: Solve for x
    x = 61,278,253,258,608.54/10,342,840.20
  6. Step 6: Final answer
    x = 5,924,702.70

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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.