Home / 9,215,169.40-13,849,326.15-8,045,999.20

Finding the Fourth Proportional to 9,215,169.40, 13,849,326.15 and 8,045,999.20

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Solution

The fourth proportional to 9,215,169.40, 13,849,326.15 and 8,045,999.20 is: 12,092,199.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,169.40 : 13,849,326.15 = 8,045,999.20 : x
  2. Step 2: Convert to fraction form
    9,215,169.40/13,849,326.15 = 8,045,999.20/x
  3. Step 3: Cross multiply
    9,215,169.40x = 13,849,326.15 × 8,045,999.20
  4. Step 4: Simplify right side
    9,215,169.40x = 111,431,667,123,439.08
  5. Step 5: Solve for x
    x = 111,431,667,123,439.08/9,215,169.40
  6. Step 6: Final answer
    x = 12,092,199.53

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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.