Home / 32,981,613.38-45,495,716.56-20,570,159.03

Finding the Fourth Proportional to 32,981,613.38, 45,495,716.56 and 20,570,159.03

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Solution

The fourth proportional to 32,981,613.38, 45,495,716.56 and 20,570,159.03 is: 28,375,025.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,981,613.38 : 45,495,716.56 = 20,570,159.03 : x
  2. Step 2: Convert to fraction form
    32,981,613.38/45,495,716.56 = 20,570,159.03/x
  3. Step 3: Cross multiply
    32,981,613.38x = 45,495,716.56 × 20,570,159.03
  4. Step 4: Simplify right side
    32,981,613.38x = 935,854,125,009,192
  5. Step 5: Solve for x
    x = 935,854,125,009,192/32,981,613.38
  6. Step 6: Final answer
    x = 28,375,025.63

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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.