Home / 12,695,855.30-17,525,641.36-8,571,470.97

Finding the Fourth Proportional to 12,695,855.30, 17,525,641.36 and 8,571,470.97

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Solution

The fourth proportional to 12,695,855.30, 17,525,641.36 and 8,571,470.97 is: 11,832,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695,855.30 : 17,525,641.36 = 8,571,470.97 : x
  2. Step 2: Convert to fraction form
    12,695,855.30/17,525,641.36 = 8,571,470.97/x
  3. Step 3: Cross multiply
    12,695,855.30x = 17,525,641.36 × 8,571,470.97
  4. Step 4: Simplify right side
    12,695,855.30x = 150,220,526,147,871.31
  5. Step 5: Solve for x
    x = 150,220,526,147,871.31/12,695,855.30
  6. Step 6: Final answer
    x = 11,832,249.40

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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.