Home / 27,289,176.80-40,933,765.20-20,114,723.30

Finding the Fourth Proportional to 27,289,176.80, 40,933,765.20 and 20,114,723.30

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Solution

The fourth proportional to 27,289,176.80, 40,933,765.20 and 20,114,723.30 is: 30,172,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,289,176.80 : 40,933,765.20 = 20,114,723.30 : x
  2. Step 2: Convert to fraction form
    27,289,176.80/40,933,765.20 = 20,114,723.30/x
  3. Step 3: Cross multiply
    27,289,176.80x = 40,933,765.20 × 20,114,723.30
  4. Step 4: Simplify right side
    27,289,176.80x = 823,371,360,625,169.25
  5. Step 5: Solve for x
    x = 823,371,360,625,169.25/27,289,176.80
  6. Step 6: Final answer
    x = 30,172,084.95

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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.