Home / 27,666,500.60-41,505,971.70-8,498,142.20

Finding the Fourth Proportional to 27,666,500.60, 41,505,971.70 and 8,498,142.20

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Solution

The fourth proportional to 27,666,500.60, 41,505,971.70 and 8,498,142.20 is: 12,749,124.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,666,500.60 : 41,505,971.70 = 8,498,142.20 : x
  2. Step 2: Convert to fraction form
    27,666,500.60/41,505,971.70 = 8,498,142.20/x
  3. Step 3: Cross multiply
    27,666,500.60x = 41,505,971.70 × 8,498,142.20
  4. Step 4: Simplify right side
    27,666,500.60x = 352,723,649,655,775.75
  5. Step 5: Solve for x
    x = 352,723,649,655,775.75/27,666,500.60
  6. Step 6: Final answer
    x = 12,749,124.10

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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.