Home / 18,527,999.20-27,791,998.80-6,561,944.80

Finding the Fourth Proportional to 18,527,999.20, 27,791,998.80 and 6,561,944.80

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Solution

The fourth proportional to 18,527,999.20, 27,791,998.80 and 6,561,944.80 is: 9,842,917.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,527,999.20 : 27,791,998.80 = 6,561,944.80 : x
  2. Step 2: Convert to fraction form
    18,527,999.20/27,791,998.80 = 6,561,944.80/x
  3. Step 3: Cross multiply
    18,527,999.20x = 27,791,998.80 × 6,561,944.80
  4. Step 4: Simplify right side
    18,527,999.20x = 182,369,562,007,266.25
  5. Step 5: Solve for x
    x = 182,369,562,007,266.25/18,527,999.20
  6. Step 6: Final answer
    x = 9,842,917.20

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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.