Home / 8,042,807.72-11,098,793.22-4,421,109.80

Finding the Fourth Proportional to 8,042,807.72, 11,098,793.22 and 4,421,109.80

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Solution

The fourth proportional to 8,042,807.72, 11,098,793.22 and 4,421,109.80 is: 6,100,976.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,807.72 : 11,098,793.22 = 4,421,109.80 : x
  2. Step 2: Convert to fraction form
    8,042,807.72/11,098,793.22 = 4,421,109.80/x
  3. Step 3: Cross multiply
    8,042,807.72x = 11,098,793.22 × 4,421,109.80
  4. Step 4: Simplify right side
    8,042,807.72x = 49,068,983,473,115.55
  5. Step 5: Solve for x
    x = 49,068,983,473,115.55/8,042,807.72
  6. Step 6: Final answer
    x = 6,100,976.82

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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.