Home / 39,278,367.27-54,210,742.80-22,768,819.08

Finding the Fourth Proportional to 39,278,367.27, 54,210,742.80 and 22,768,819.08

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Solution

The fourth proportional to 39,278,367.27, 54,210,742.80 and 22,768,819.08 is: 31,424,793.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,278,367.27 : 54,210,742.80 = 22,768,819.08 : x
  2. Step 2: Convert to fraction form
    39,278,367.27/54,210,742.80 = 22,768,819.08/x
  3. Step 3: Cross multiply
    39,278,367.27x = 54,210,742.80 × 22,768,819.08
  4. Step 4: Simplify right side
    39,278,367.27x = 1,234,314,595,005,612.50
  5. Step 5: Solve for x
    x = 1,234,314,595,005,612.50/39,278,367.27
  6. Step 6: Final answer
    x = 31,424,793.87

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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.