Home / 7,003,974.28-10,506,283.38-2,145,932.88

Finding the Fourth Proportional to 7,003,974.28, 10,506,283.38 and 2,145,932.88

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Solution

The fourth proportional to 7,003,974.28, 10,506,283.38 and 2,145,932.88 is: 3,218,997.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,974.28 : 10,506,283.38 = 2,145,932.88 : x
  2. Step 2: Convert to fraction form
    7,003,974.28/10,506,283.38 = 2,145,932.88/x
  3. Step 3: Cross multiply
    7,003,974.28x = 10,506,283.38 × 2,145,932.88
  4. Step 4: Simplify right side
    7,003,974.28x = 22,545,778,951,739.54
  5. Step 5: Solve for x
    x = 22,545,778,951,739.54/7,003,974.28
  6. Step 6: Final answer
    x = 3,218,997.96

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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.