Home / 10,367,996.40-15,551,994.60-3,179,473.20

Finding the Fourth Proportional to 10,367,996.40, 15,551,994.60 and 3,179,473.20

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Solution

The fourth proportional to 10,367,996.40, 15,551,994.60 and 3,179,473.20 is: 4,769,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,996.40 : 15,551,994.60 = 3,179,473.20 : x
  2. Step 2: Convert to fraction form
    10,367,996.40/15,551,994.60 = 3,179,473.20/x
  3. Step 3: Cross multiply
    10,367,996.40x = 15,551,994.60 × 3,179,473.20
  4. Step 4: Simplify right side
    10,367,996.40x = 49,447,150,037,244.72
  5. Step 5: Solve for x
    x = 49,447,150,037,244.72/10,367,996.40
  6. Step 6: Final answer
    x = 4,769,209.80

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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.