Home / 50,882,023.20-70,229,661.92-28,868,407.80

Finding the Fourth Proportional to 50,882,023.20, 70,229,661.92 and 28,868,407.80

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Solution

The fourth proportional to 50,882,023.20, 70,229,661.92 and 28,868,407.80 is: 39,845,477.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,882,023.20 : 70,229,661.92 = 28,868,407.80 : x
  2. Step 2: Convert to fraction form
    50,882,023.20/70,229,661.92 = 28,868,407.80/x
  3. Step 3: Cross multiply
    50,882,023.20x = 70,229,661.92 × 28,868,407.80
  4. Step 4: Simplify right side
    50,882,023.20x = 2,027,418,519,962,691
  5. Step 5: Solve for x
    x = 2,027,418,519,962,691/50,882,023.20
  6. Step 6: Final answer
    x = 39,845,477.68

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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.