Home / 47,234,221.52-71,067,451.61-28,079,316.41

Finding the Fourth Proportional to 47,234,221.52, 71,067,451.61 and 28,079,316.41

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Solution

The fourth proportional to 47,234,221.52, 71,067,451.61 and 28,079,316.41 is: 42,247,451.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,234,221.52 : 71,067,451.61 = 28,079,316.41 : x
  2. Step 2: Convert to fraction form
    47,234,221.52/71,067,451.61 = 28,079,316.41/x
  3. Step 3: Cross multiply
    47,234,221.52x = 71,067,451.61 × 28,079,316.41
  4. Step 4: Simplify right side
    47,234,221.52x = 1,995,525,459,924,415
  5. Step 5: Solve for x
    x = 1,995,525,459,924,415/47,234,221.52
  6. Step 6: Final answer
    x = 42,247,451.02

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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.