Home / 12,380,539.91-17,057,040.89-9,580,034.43

Finding the Fourth Proportional to 12,380,539.91, 17,057,040.89 and 9,580,034.43

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Solution

The fourth proportional to 12,380,539.91, 17,057,040.89 and 9,580,034.43 is: 13,198,700.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,380,539.91 : 17,057,040.89 = 9,580,034.43 : x
  2. Step 2: Convert to fraction form
    12,380,539.91/17,057,040.89 = 9,580,034.43/x
  3. Step 3: Cross multiply
    12,380,539.91x = 17,057,040.89 × 9,580,034.43
  4. Step 4: Simplify right side
    12,380,539.91x = 163,407,038,952,217.69
  5. Step 5: Solve for x
    x = 163,407,038,952,217.69/12,380,539.91
  6. Step 6: Final answer
    x = 13,198,700.56

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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.