Home / 8,231,247.60-12,346,871.40-2,247,615.60

Finding the Fourth Proportional to 8,231,247.60, 12,346,871.40 and 2,247,615.60

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Solution

The fourth proportional to 8,231,247.60, 12,346,871.40 and 2,247,615.60 is: 3,371,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231,247.60 : 12,346,871.40 = 2,247,615.60 : x
  2. Step 2: Convert to fraction form
    8,231,247.60/12,346,871.40 = 2,247,615.60/x
  3. Step 3: Cross multiply
    8,231,247.60x = 12,346,871.40 × 2,247,615.60
  4. Step 4: Simplify right side
    8,231,247.60x = 27,751,020,769,833.84
  5. Step 5: Solve for x
    x = 27,751,020,769,833.84/8,231,247.60
  6. Step 6: Final answer
    x = 3,371,423.40

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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.