Home / 12,067,777.05-18,101,665.61-9,676,292.55

Finding the Fourth Proportional to 12,067,777.05, 18,101,665.61 and 9,676,292.55

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Solution

The fourth proportional to 12,067,777.05, 18,101,665.61 and 9,676,292.55 is: 14,514,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067,777.05 : 18,101,665.61 = 9,676,292.55 : x
  2. Step 2: Convert to fraction form
    12,067,777.05/18,101,665.61 = 9,676,292.55/x
  3. Step 3: Cross multiply
    12,067,777.05x = 18,101,665.61 × 9,676,292.55
  4. Step 4: Simplify right side
    12,067,777.05x = 175,157,012,036,252.75
  5. Step 5: Solve for x
    x = 175,157,012,036,252.75/12,067,777.05
  6. Step 6: Final answer
    x = 14,514,438.85

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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.