Home / 9,073,205.40-13,609,808.10-8,380,363.80

Finding the Fourth Proportional to 9,073,205.40, 13,609,808.10 and 8,380,363.80

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Solution

The fourth proportional to 9,073,205.40, 13,609,808.10 and 8,380,363.80 is: 12,570,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073,205.40 : 13,609,808.10 = 8,380,363.80 : x
  2. Step 2: Convert to fraction form
    9,073,205.40/13,609,808.10 = 8,380,363.80/x
  3. Step 3: Cross multiply
    9,073,205.40x = 13,609,808.10 × 8,380,363.80
  4. Step 4: Simplify right side
    9,073,205.40x = 114,055,143,126,186.78
  5. Step 5: Solve for x
    x = 114,055,143,126,186.78/9,073,205.40
  6. Step 6: Final answer
    x = 12,570,545.70

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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.