Home / 32,981,615.38-45,495,719.32-20,570,161.03

Finding the Fourth Proportional to 32,981,615.38, 45,495,719.32 and 20,570,161.03

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Solution

The fourth proportional to 32,981,615.38, 45,495,719.32 and 20,570,161.03 is: 28,375,028.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,981,615.38 : 45,495,719.32 = 20,570,161.03 : x
  2. Step 2: Convert to fraction form
    32,981,615.38/45,495,719.32 = 20,570,161.03/x
  3. Step 3: Cross multiply
    32,981,615.38x = 45,495,719.32 × 20,570,161.03
  4. Step 4: Simplify right side
    32,981,615.38x = 935,854,272,588,082.12
  5. Step 5: Solve for x
    x = 935,854,272,588,082.12/32,981,615.38
  6. Step 6: Final answer
    x = 28,375,028.38

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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.