Home / 6,331,380.40-9,497,070.60-2,734,640.20

Finding the Fourth Proportional to 6,331,380.40, 9,497,070.60 and 2,734,640.20

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Solution

The fourth proportional to 6,331,380.40, 9,497,070.60 and 2,734,640.20 is: 4,101,960.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331,380.40 : 9,497,070.60 = 2,734,640.20 : x
  2. Step 2: Convert to fraction form
    6,331,380.40/9,497,070.60 = 2,734,640.20/x
  3. Step 3: Cross multiply
    6,331,380.40x = 9,497,070.60 × 2,734,640.20
  4. Step 4: Simplify right side
    6,331,380.40x = 25,971,071,044,998.12
  5. Step 5: Solve for x
    x = 25,971,071,044,998.12/6,331,380.40
  6. Step 6: Final answer
    x = 4,101,960.30

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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.