Home / 6,647,566.60-9,971,349.90-4,254,113.80

Finding the Fourth Proportional to 6,647,566.60, 9,971,349.90 and 4,254,113.80

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Solution

The fourth proportional to 6,647,566.60, 9,971,349.90 and 4,254,113.80 is: 6,381,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647,566.60 : 9,971,349.90 = 4,254,113.80 : x
  2. Step 2: Convert to fraction form
    6,647,566.60/9,971,349.90 = 4,254,113.80/x
  3. Step 3: Cross multiply
    6,647,566.60x = 9,971,349.90 × 4,254,113.80
  4. Step 4: Simplify right side
    6,647,566.60x = 42,419,257,214,218.62
  5. Step 5: Solve for x
    x = 42,419,257,214,218.62/6,647,566.60
  6. Step 6: Final answer
    x = 6,381,170.70

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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.