Home / 7,777,900.20-11,666,850.30-2,098,698.60

Finding the Fourth Proportional to 7,777,900.20, 11,666,850.30 and 2,098,698.60

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Solution

The fourth proportional to 7,777,900.20, 11,666,850.30 and 2,098,698.60 is: 3,148,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,900.20 : 11,666,850.30 = 2,098,698.60 : x
  2. Step 2: Convert to fraction form
    7,777,900.20/11,666,850.30 = 2,098,698.60/x
  3. Step 3: Cross multiply
    7,777,900.20x = 11,666,850.30 × 2,098,698.60
  4. Step 4: Simplify right side
    7,777,900.20x = 24,485,202,391,019.58
  5. Step 5: Solve for x
    x = 24,485,202,391,019.58/7,777,900.20
  6. Step 6: Final answer
    x = 3,148,047.90

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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.