Home / 4,647,647.70-6,971,471.55-4,328,783.10

Finding the Fourth Proportional to 4,647,647.70, 6,971,471.55 and 4,328,783.10

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Solution

The fourth proportional to 4,647,647.70, 6,971,471.55 and 4,328,783.10 is: 6,493,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647,647.70 : 6,971,471.55 = 4,328,783.10 : x
  2. Step 2: Convert to fraction form
    4,647,647.70/6,971,471.55 = 4,328,783.10/x
  3. Step 3: Cross multiply
    4,647,647.70x = 6,971,471.55 × 4,328,783.10
  4. Step 4: Simplify right side
    4,647,647.70x = 30,177,988,227,770.80
  5. Step 5: Solve for x
    x = 30,177,988,227,770.80/4,647,647.70
  6. Step 6: Final answer
    x = 6,493,174.65

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Double scale
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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.