Home / 20,265,675.96-27,966,722.22-11,098,382.52

Finding the Fourth Proportional to 20,265,675.96, 27,966,722.22 and 11,098,382.52

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Solution

The fourth proportional to 20,265,675.96, 27,966,722.22 and 11,098,382.52 is: 15,315,816.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,265,675.96 : 27,966,722.22 = 11,098,382.52 : x
  2. Step 2: Convert to fraction form
    20,265,675.96/27,966,722.22 = 11,098,382.52/x
  3. Step 3: Cross multiply
    20,265,675.96x = 27,966,722.22 × 11,098,382.52
  4. Step 4: Simplify right side
    20,265,675.96x = 310,385,381,028,143.56
  5. Step 5: Solve for x
    x = 310,385,381,028,143.56/20,265,675.96
  6. Step 6: Final answer
    x = 15,315,816.83

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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.