Home / 8,917,794-12,306,143.88-5,050,342.86

Finding the Fourth Proportional to 8,917,794, 12,306,143.88 and 5,050,342.86

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Solution

The fourth proportional to 8,917,794, 12,306,143.88 and 5,050,342.86 is: 6,969,239.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,794 : 12,306,143.88 = 5,050,342.86 : x
  2. Step 2: Convert to fraction form
    8,917,794/12,306,143.88 = 5,050,342.86/x
  3. Step 3: Cross multiply
    8,917,794x = 12,306,143.88 × 5,050,342.86
  4. Step 4: Simplify right side
    8,917,794x = 62,150,245,878,490.70
  5. Step 5: Solve for x
    x = 62,150,245,878,490.70/8,917,794
  6. Step 6: Final answer
    x = 6,969,239.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.