Home / 27,649,143.70-41,473,715.55-8,482,858.90

Finding the Fourth Proportional to 27,649,143.70, 41,473,715.55 and 8,482,858.90

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Solution

The fourth proportional to 27,649,143.70, 41,473,715.55 and 8,482,858.90 is: 12,724,288.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,649,143.70 : 41,473,715.55 = 8,482,858.90 : x
  2. Step 2: Convert to fraction form
    27,649,143.70/41,473,715.55 = 8,482,858.90/x
  3. Step 3: Cross multiply
    27,649,143.70x = 41,473,715.55 × 8,482,858.90
  4. Step 4: Simplify right side
    27,649,143.70x = 351,815,677,069,385.88
  5. Step 5: Solve for x
    x = 351,815,677,069,385.88/27,649,143.70
  6. Step 6: Final answer
    x = 12,724,288.35

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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.