Home / 6,728,432.40-10,092,648.60-3,189,488.40

Finding the Fourth Proportional to 6,728,432.40, 10,092,648.60 and 3,189,488.40

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Solution

The fourth proportional to 6,728,432.40, 10,092,648.60 and 3,189,488.40 is: 4,784,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728,432.40 : 10,092,648.60 = 3,189,488.40 : x
  2. Step 2: Convert to fraction form
    6,728,432.40/10,092,648.60 = 3,189,488.40/x
  3. Step 3: Cross multiply
    6,728,432.40x = 10,092,648.60 × 3,189,488.40
  4. Step 4: Simplify right side
    6,728,432.40x = 32,190,385,634,976.24
  5. Step 5: Solve for x
    x = 32,190,385,634,976.24/6,728,432.40
  6. Step 6: Final answer
    x = 4,784,232.60

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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.