Home / 11,760,321.95-17,614,763.80-8,338,235.57

Finding the Fourth Proportional to 11,760,321.95, 17,614,763.80 and 8,338,235.57

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Solution

The fourth proportional to 11,760,321.95, 17,614,763.80 and 8,338,235.57 is: 12,489,118.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,760,321.95 : 17,614,763.80 = 8,338,235.57 : x
  2. Step 2: Convert to fraction form
    11,760,321.95/17,614,763.80 = 8,338,235.57/x
  3. Step 3: Cross multiply
    11,760,321.95x = 17,614,763.80 × 8,338,235.57
  4. Step 4: Simplify right side
    11,760,321.95x = 146,876,050,074,308.38
  5. Step 5: Solve for x
    x = 146,876,050,074,308.38/11,760,321.95
  6. Step 6: Final answer
    x = 12,489,118.13

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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.