Home / 8,165,999.09-12,250,776.09-2,486,075.78

Finding the Fourth Proportional to 8,165,999.09, 12,250,776.09 and 2,486,075.78

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Solution

The fourth proportional to 8,165,999.09, 12,250,776.09 and 2,486,075.78 is: 3,729,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165,999.09 : 12,250,776.09 = 2,486,075.78 : x
  2. Step 2: Convert to fraction form
    8,165,999.09/12,250,776.09 = 2,486,075.78/x
  3. Step 3: Cross multiply
    8,165,999.09x = 12,250,776.09 × 2,486,075.78
  4. Step 4: Simplify right side
    8,165,999.09x = 30,456,357,723,552.10
  5. Step 5: Solve for x
    x = 30,456,357,723,552.10/8,165,999.09
  6. Step 6: Final answer
    x = 3,729,654.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.