Home / 8,418,036.90-11,614,243.68-5,151,446.22

Finding the Fourth Proportional to 8,418,036.90, 11,614,243.68 and 5,151,446.22

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Solution

The fourth proportional to 8,418,036.90, 11,614,243.68 and 5,151,446.22 is: 7,107,375.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418,036.90 : 11,614,243.68 = 5,151,446.22 : x
  2. Step 2: Convert to fraction form
    8,418,036.90/11,614,243.68 = 5,151,446.22/x
  3. Step 3: Cross multiply
    8,418,036.90x = 11,614,243.68 × 5,151,446.22
  4. Step 4: Simplify right side
    8,418,036.90x = 59,830,151,703,494.88
  5. Step 5: Solve for x
    x = 59,830,151,703,494.88/8,418,036.90
  6. Step 6: Final answer
    x = 7,107,375.79

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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.