Home / 9,240,757.69-12,747,126.18-5,372,851.36

Finding the Fourth Proportional to 9,240,757.69, 12,747,126.18 and 5,372,851.36

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Solution

The fourth proportional to 9,240,757.69, 12,747,126.18 and 5,372,851.36 is: 7,411,558.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240,757.69 : 12,747,126.18 = 5,372,851.36 : x
  2. Step 2: Convert to fraction form
    9,240,757.69/12,747,126.18 = 5,372,851.36/x
  3. Step 3: Cross multiply
    9,240,757.69x = 12,747,126.18 × 5,372,851.36
  4. Step 4: Simplify right side
    9,240,757.69x = 68,488,414,232,304.61
  5. Step 5: Solve for x
    x = 68,488,414,232,304.61/9,240,757.69
  6. Step 6: Final answer
    x = 7,411,558.29

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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.