Home / 39,981,425.65-55,176,498.71-22,340,756.41

Finding the Fourth Proportional to 39,981,425.65, 55,176,498.71 and 22,340,756.41

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Solution

The fourth proportional to 39,981,425.65, 55,176,498.71 and 22,340,756.41 is: 30,831,434.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,981,425.65 : 55,176,498.71 = 22,340,756.41 : x
  2. Step 2: Convert to fraction form
    39,981,425.65/55,176,498.71 = 22,340,756.41/x
  3. Step 3: Cross multiply
    39,981,425.65x = 55,176,498.71 × 22,340,756.41
  4. Step 4: Simplify right side
    39,981,425.65x = 1,232,684,717,236,789.25
  5. Step 5: Solve for x
    x = 1,232,684,717,236,789.25/39,981,425.65
  6. Step 6: Final answer
    x = 30,831,434.78

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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.