Home / 9,117,496.80-13,676,245.20-6,991,732.80

Finding the Fourth Proportional to 9,117,496.80, 13,676,245.20 and 6,991,732.80

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Solution

The fourth proportional to 9,117,496.80, 13,676,245.20 and 6,991,732.80 is: 10,487,599.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117,496.80 : 13,676,245.20 = 6,991,732.80 : x
  2. Step 2: Convert to fraction form
    9,117,496.80/13,676,245.20 = 6,991,732.80/x
  3. Step 3: Cross multiply
    9,117,496.80x = 13,676,245.20 × 6,991,732.80
  4. Step 4: Simplify right side
    9,117,496.80x = 95,620,652,145,682.55
  5. Step 5: Solve for x
    x = 95,620,652,145,682.55/9,117,496.80
  6. Step 6: Final answer
    x = 10,487,599.20

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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.