Home / 9,117,310.80-13,675,966.20-6,991,546.80

Finding the Fourth Proportional to 9,117,310.80, 13,675,966.20 and 6,991,546.80

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Solution

The fourth proportional to 9,117,310.80, 13,675,966.20 and 6,991,546.80 is: 10,487,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117,310.80 : 13,675,966.20 = 6,991,546.80 : x
  2. Step 2: Convert to fraction form
    9,117,310.80/13,675,966.20 = 6,991,546.80/x
  3. Step 3: Cross multiply
    9,117,310.80x = 13,675,966.20 × 6,991,546.80
  4. Step 4: Simplify right side
    9,117,310.80x = 95,616,157,722,518.16
  5. Step 5: Solve for x
    x = 95,616,157,722,518.16/9,117,310.80
  6. Step 6: Final answer
    x = 10,487,320.20

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Similar ratio
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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.