Home / 8,092,808.70-12,139,213.05-2,109,176.70

Finding the Fourth Proportional to 8,092,808.70, 12,139,213.05 and 2,109,176.70

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Solution

The fourth proportional to 8,092,808.70, 12,139,213.05 and 2,109,176.70 is: 3,163,765.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092,808.70 : 12,139,213.05 = 2,109,176.70 : x
  2. Step 2: Convert to fraction form
    8,092,808.70/12,139,213.05 = 2,109,176.70/x
  3. Step 3: Cross multiply
    8,092,808.70x = 12,139,213.05 × 2,109,176.70
  4. Step 4: Simplify right side
    8,092,808.70x = 25,603,745,321,395.94
  5. Step 5: Solve for x
    x = 25,603,745,321,395.94/8,092,808.70
  6. Step 6: Final answer
    x = 3,163,765.05

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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.