Home / 8,231,010.60-12,346,515.90-7,097,269.80

Finding the Fourth Proportional to 8,231,010.60, 12,346,515.90 and 7,097,269.80

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Solution

The fourth proportional to 8,231,010.60, 12,346,515.90 and 7,097,269.80 is: 10,645,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231,010.60 : 12,346,515.90 = 7,097,269.80 : x
  2. Step 2: Convert to fraction form
    8,231,010.60/12,346,515.90 = 7,097,269.80/x
  3. Step 3: Cross multiply
    8,231,010.60x = 12,346,515.90 × 7,097,269.80
  4. Step 4: Simplify right side
    8,231,010.60x = 87,626,554,432,289.83
  5. Step 5: Solve for x
    x = 87,626,554,432,289.83/8,231,010.60
  6. Step 6: Final answer
    x = 10,645,904.70

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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.