Home / 8,088,110.70-12,132,166.05-6,281,211.30

Finding the Fourth Proportional to 8,088,110.70, 12,132,166.05 and 6,281,211.30

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Solution

The fourth proportional to 8,088,110.70, 12,132,166.05 and 6,281,211.30 is: 9,421,816.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088,110.70 : 12,132,166.05 = 6,281,211.30 : x
  2. Step 2: Convert to fraction form
    8,088,110.70/12,132,166.05 = 6,281,211.30/x
  3. Step 3: Cross multiply
    8,088,110.70x = 12,132,166.05 × 6,281,211.30
  4. Step 4: Simplify right side
    8,088,110.70x = 76,204,698,486,736.38
  5. Step 5: Solve for x
    x = 76,204,698,486,736.38/8,088,110.70
  6. Step 6: Final answer
    x = 9,421,816.95

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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.