Home / 8,301,998.60-12,452,997.90-5,465,313.80

Finding the Fourth Proportional to 8,301,998.60, 12,452,997.90 and 5,465,313.80

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Solution

The fourth proportional to 8,301,998.60, 12,452,997.90 and 5,465,313.80 is: 8,197,970.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,998.60 : 12,452,997.90 = 5,465,313.80 : x
  2. Step 2: Convert to fraction form
    8,301,998.60/12,452,997.90 = 5,465,313.80/x
  3. Step 3: Cross multiply
    8,301,998.60x = 12,452,997.90 × 5,465,313.80
  4. Step 4: Simplify right side
    8,301,998.60x = 68,059,541,274,241.02
  5. Step 5: Solve for x
    x = 68,059,541,274,241.02/8,301,998.60
  6. Step 6: Final answer
    x = 8,197,970.70

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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.