Home / 8,189,614.70-12,284,422.05-7,244,830.70

Finding the Fourth Proportional to 8,189,614.70, 12,284,422.05 and 7,244,830.70

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Solution

The fourth proportional to 8,189,614.70, 12,284,422.05 and 7,244,830.70 is: 10,867,246.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,614.70 : 12,284,422.05 = 7,244,830.70 : x
  2. Step 2: Convert to fraction form
    8,189,614.70/12,284,422.05 = 7,244,830.70/x
  3. Step 3: Cross multiply
    8,189,614.70x = 12,284,422.05 × 7,244,830.70
  4. Step 4: Simplify right side
    8,189,614.70x = 88,998,557,999,596.94
  5. Step 5: Solve for x
    x = 88,998,557,999,596.94/8,189,614.70
  6. Step 6: Final answer
    x = 10,867,246.05

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Similar ratio
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1.5x scale

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.