Home / 12,677,012.24-19,016,288.10-3,579,795.68

Finding the Fourth Proportional to 12,677,012.24, 19,016,288.10 and 3,579,795.68

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Solution

The fourth proportional to 12,677,012.24, 19,016,288.10 and 3,579,795.68 is: 5,369,910.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,677,012.24 : 19,016,288.10 = 3,579,795.68 : x
  2. Step 2: Convert to fraction form
    12,677,012.24/19,016,288.10 = 3,579,795.68/x
  3. Step 3: Cross multiply
    12,677,012.24x = 19,016,288.10 × 3,579,795.68
  4. Step 4: Simplify right side
    12,677,012.24x = 68,074,425,990,015.41
  5. Step 5: Solve for x
    x = 68,074,425,990,015.41/12,677,012.24
  6. Step 6: Final answer
    x = 5,369,910.88

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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.