Home / 7,642,201.80-11,462,015.88-2,176,912.83

Finding the Fourth Proportional to 7,642,201.80, 11,462,015.88 and 2,176,912.83

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Solution

The fourth proportional to 7,642,201.80, 11,462,015.88 and 2,176,912.83 is: 3,265,002.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,201.80 : 11,462,015.88 = 2,176,912.83 : x
  2. Step 2: Convert to fraction form
    7,642,201.80/11,462,015.88 = 2,176,912.83/x
  3. Step 3: Cross multiply
    7,642,201.80x = 11,462,015.88 × 2,176,912.83
  4. Step 4: Simplify right side
    7,642,201.80x = 24,951,809,426,835.74
  5. Step 5: Solve for x
    x = 24,951,809,426,835.74/7,642,201.80
  6. Step 6: Final answer
    x = 3,265,002.69

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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.