Home / 32,981,613.45-45,495,716.65-20,570,159.10

Finding the Fourth Proportional to 32,981,613.45, 45,495,716.65 and 20,570,159.10

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Solution

The fourth proportional to 32,981,613.45, 45,495,716.65 and 20,570,159.10 is: 28,375,025.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,981,613.45 : 45,495,716.65 = 20,570,159.10 : x
  2. Step 2: Convert to fraction form
    32,981,613.45/45,495,716.65 = 20,570,159.10/x
  3. Step 3: Cross multiply
    32,981,613.45x = 45,495,716.65 × 20,570,159.10
  4. Step 4: Simplify right side
    32,981,613.45x = 935,854,129,642,429
  5. Step 5: Solve for x
    x = 935,854,129,642,429/32,981,613.45
  6. Step 6: Final answer
    x = 28,375,025.71

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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.