Home / 27,191,921.80-40,787,882.70-11,018,400.70

Finding the Fourth Proportional to 27,191,921.80, 40,787,882.70 and 11,018,400.70

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Solution

The fourth proportional to 27,191,921.80, 40,787,882.70 and 11,018,400.70 is: 16,527,601.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191,921.80 : 40,787,882.70 = 11,018,400.70 : x
  2. Step 2: Convert to fraction form
    27,191,921.80/40,787,882.70 = 11,018,400.70/x
  3. Step 3: Cross multiply
    27,191,921.80x = 40,787,882.70 × 11,018,400.70
  4. Step 4: Simplify right side
    27,191,921.80x = 449,417,235,293,197.88
  5. Step 5: Solve for x
    x = 449,417,235,293,197.88/27,191,921.80
  6. Step 6: Final answer
    x = 16,527,601.05

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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.