Home / 20,034,157.97-27,654,259.31-12,190,088.81

Finding the Fourth Proportional to 20,034,157.97, 27,654,259.31 and 12,190,088.81

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Solution

The fourth proportional to 20,034,157.97, 27,654,259.31 and 12,190,088.81 is: 16,826,655.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,034,157.97 : 27,654,259.31 = 12,190,088.81 : x
  2. Step 2: Convert to fraction form
    20,034,157.97/27,654,259.31 = 12,190,088.81/x
  3. Step 3: Cross multiply
    20,034,157.97x = 27,654,259.31 × 12,190,088.81
  4. Step 4: Simplify right side
    20,034,157.97x = 337,107,876,764,447.56
  5. Step 5: Solve for x
    x = 337,107,876,764,447.56/20,034,157.97
  6. Step 6: Final answer
    x = 16,826,655.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.