Home / 51,917,867.28-71,646,076.34-28,397,079.80

Finding the Fourth Proportional to 51,917,867.28, 71,646,076.34 and 28,397,079.80

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Solution

The fourth proportional to 51,917,867.28, 71,646,076.34 and 28,397,079.80 is: 39,187,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,917,867.28 : 71,646,076.34 = 28,397,079.80 : x
  2. Step 2: Convert to fraction form
    51,917,867.28/71,646,076.34 = 28,397,079.80/x
  3. Step 3: Cross multiply
    51,917,867.28x = 71,646,076.34 × 28,397,079.80
  4. Step 4: Simplify right side
    51,917,867.28x = 2,034,539,347,183,872
  5. Step 5: Solve for x
    x = 2,034,539,347,183,872/51,917,867.28
  6. Step 6: Final answer
    x = 39,187,652.61

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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.