Home / 8,268,183.70-12,402,275.55-5,982,987.40

Finding the Fourth Proportional to 8,268,183.70, 12,402,275.55 and 5,982,987.40

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Solution

The fourth proportional to 8,268,183.70, 12,402,275.55 and 5,982,987.40 is: 8,974,481.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,183.70 : 12,402,275.55 = 5,982,987.40 : x
  2. Step 2: Convert to fraction form
    8,268,183.70/12,402,275.55 = 5,982,987.40/x
  3. Step 3: Cross multiply
    8,268,183.70x = 12,402,275.55 × 5,982,987.40
  4. Step 4: Simplify right side
    8,268,183.70x = 74,202,658,346,978.08
  5. Step 5: Solve for x
    x = 74,202,658,346,978.08/8,268,183.70
  6. Step 6: Final answer
    x = 8,974,481.10

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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.