Home / 4,838,793.40-7,258,190.10-3,138,182.20

Finding the Fourth Proportional to 4,838,793.40, 7,258,190.10 and 3,138,182.20

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Solution

The fourth proportional to 4,838,793.40, 7,258,190.10 and 3,138,182.20 is: 4,707,273.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838,793.40 : 7,258,190.10 = 3,138,182.20 : x
  2. Step 2: Convert to fraction form
    4,838,793.40/7,258,190.10 = 3,138,182.20/x
  3. Step 3: Cross multiply
    4,838,793.40x = 7,258,190.10 × 3,138,182.20
  4. Step 4: Simplify right side
    4,838,793.40x = 22,777,522,976,036.22
  5. Step 5: Solve for x
    x = 22,777,522,976,036.22/4,838,793.40
  6. Step 6: Final answer
    x = 4,707,273.30

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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.