Home / 6,542,405.40-9,813,608.10-6,248,472.60

Finding the Fourth Proportional to 6,542,405.40, 9,813,608.10 and 6,248,472.60

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Solution

The fourth proportional to 6,542,405.40, 9,813,608.10 and 6,248,472.60 is: 9,372,708.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,542,405.40 : 9,813,608.10 = 6,248,472.60 : x
  2. Step 2: Convert to fraction form
    6,542,405.40/9,813,608.10 = 6,248,472.60/x
  3. Step 3: Cross multiply
    6,542,405.40x = 9,813,608.10 × 6,248,472.60
  4. Step 4: Simplify right side
    6,542,405.40x = 61,320,061,319,988.05
  5. Step 5: Solve for x
    x = 61,320,061,319,988.05/6,542,405.40
  6. Step 6: Final answer
    x = 9,372,708.90

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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.