Home / 20,775,166.32-31,304,555.18-17,071,613.04

Finding the Fourth Proportional to 20,775,166.32, 31,304,555.18 and 17,071,613.04

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Solution

The fourth proportional to 20,775,166.32, 31,304,555.18 and 17,071,613.04 is: 25,723,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,775,166.32 : 31,304,555.18 = 17,071,613.04 : x
  2. Step 2: Convert to fraction form
    20,775,166.32/31,304,555.18 = 17,071,613.04/x
  3. Step 3: Cross multiply
    20,775,166.32x = 31,304,555.18 × 17,071,613.04
  4. Step 4: Simplify right side
    20,775,166.32x = 534,419,252,336,929.44
  5. Step 5: Solve for x
    x = 534,419,252,336,929.44/20,775,166.32
  6. Step 6: Final answer
    x = 25,723,945.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.