Home / 13,304,836.85-18,359,575.12-7,505,044.07

Finding the Fourth Proportional to 13,304,836.85, 18,359,575.12 and 7,505,044.07

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Solution

The fourth proportional to 13,304,836.85, 18,359,575.12 and 7,505,044.07 is: 10,356,340.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,836.85 : 18,359,575.12 = 7,505,044.07 : x
  2. Step 2: Convert to fraction form
    13,304,836.85/18,359,575.12 = 7,505,044.07/x
  3. Step 3: Cross multiply
    13,304,836.85x = 18,359,575.12 × 7,505,044.07
  4. Step 4: Simplify right side
    13,304,836.85x = 137,789,420,299,658.97
  5. Step 5: Solve for x
    x = 137,789,420,299,658.97/13,304,836.85
  6. Step 6: Final answer
    x = 10,356,340.47

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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.