Home / 18,134,929.80-27,217,266.30-17,993,212.20

Finding the Fourth Proportional to 18,134,929.80, 27,217,266.30 and 17,993,212.20

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Solution

The fourth proportional to 18,134,929.80, 27,217,266.30 and 17,993,212.20 is: 27,004,573.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134,929.80 : 27,217,266.30 = 17,993,212.20 : x
  2. Step 2: Convert to fraction form
    18,134,929.80/27,217,266.30 = 17,993,212.20/x
  3. Step 3: Cross multiply
    18,134,929.80x = 27,217,266.30 × 17,993,212.20
  4. Step 4: Simplify right side
    18,134,929.80x = 489,726,048,039,808.88
  5. Step 5: Solve for x
    x = 489,726,048,039,808.88/18,134,929.80
  6. Step 6: Final answer
    x = 27,004,573.68

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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.