Home / 51,917,866.28-71,646,074.96-28,397,078.80

Finding the Fourth Proportional to 51,917,866.28, 71,646,074.96 and 28,397,078.80

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Solution

The fourth proportional to 51,917,866.28, 71,646,074.96 and 28,397,078.80 is: 39,187,651.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,917,866.28 : 71,646,074.96 = 28,397,078.80 : x
  2. Step 2: Convert to fraction form
    51,917,866.28/71,646,074.96 = 28,397,078.80/x
  3. Step 3: Cross multiply
    51,917,866.28x = 71,646,074.96 × 28,397,078.80
  4. Step 4: Simplify right side
    51,917,866.28x = 2,034,539,236,349,826.75
  5. Step 5: Solve for x
    x = 2,034,539,236,349,826.75/51,917,866.28
  6. Step 6: Final answer
    x = 39,187,651.23

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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.