Home / 9,690,693.30-13,372,554.20-5,339,536.11

Finding the Fourth Proportional to 9,690,693.30, 13,372,554.20 and 5,339,536.11

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Solution

The fourth proportional to 9,690,693.30, 13,372,554.20 and 5,339,536.11 is: 7,368,227.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,690,693.30 : 13,372,554.20 = 5,339,536.11 : x
  2. Step 2: Convert to fraction form
    9,690,693.30/13,372,554.20 = 5,339,536.11/x
  3. Step 3: Cross multiply
    9,690,693.30x = 13,372,554.20 × 5,339,536.11
  4. Step 4: Simplify right side
    9,690,693.30x = 71,403,236,007,134.48
  5. Step 5: Solve for x
    x = 71,403,236,007,134.48/9,690,693.30
  6. Step 6: Final answer
    x = 7,368,227.82

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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.