Home / 8,084,544.70-12,126,817.05-7,340,527.30

Finding the Fourth Proportional to 8,084,544.70, 12,126,817.05 and 7,340,527.30

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Solution

The fourth proportional to 8,084,544.70, 12,126,817.05 and 7,340,527.30 is: 11,010,790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,544.70 : 12,126,817.05 = 7,340,527.30 : x
  2. Step 2: Convert to fraction form
    8,084,544.70/12,126,817.05 = 7,340,527.30/x
  3. Step 3: Cross multiply
    8,084,544.70x = 12,126,817.05 × 7,340,527.30
  4. Step 4: Simplify right side
    8,084,544.70x = 89,017,231,617,630.47
  5. Step 5: Solve for x
    x = 89,017,231,617,630.47/8,084,544.70
  6. Step 6: Final answer
    x = 11,010,790.95

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Double scale
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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.