Home / 6,643,515.60-9,965,273.40-3,612,333.60

Finding the Fourth Proportional to 6,643,515.60, 9,965,273.40 and 3,612,333.60

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Solution

The fourth proportional to 6,643,515.60, 9,965,273.40 and 3,612,333.60 is: 5,418,500.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,515.60 : 9,965,273.40 = 3,612,333.60 : x
  2. Step 2: Convert to fraction form
    6,643,515.60/9,965,273.40 = 3,612,333.60/x
  3. Step 3: Cross multiply
    6,643,515.60x = 9,965,273.40 × 3,612,333.60
  4. Step 4: Simplify right side
    6,643,515.60x = 35,997,891,936,006.24
  5. Step 5: Solve for x
    x = 35,997,891,936,006.24/6,643,515.60
  6. Step 6: Final answer
    x = 5,418,500.40

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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.