Home / 13,525,441.86-18,654,226.38-11,890,353.18

Finding the Fourth Proportional to 13,525,441.86, 18,654,226.38 and 11,890,353.18

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Solution

The fourth proportional to 13,525,441.86, 18,654,226.38 and 11,890,353.18 is: 16,399,119.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,525,441.86 : 18,654,226.38 = 11,890,353.18 : x
  2. Step 2: Convert to fraction form
    13,525,441.86/18,654,226.38 = 11,890,353.18/x
  3. Step 3: Cross multiply
    13,525,441.86x = 18,654,226.38 × 11,890,353.18
  4. Step 4: Simplify right side
    13,525,441.86x = 221,805,339,957,872.88
  5. Step 5: Solve for x
    x = 221,805,339,957,872.88/13,525,441.86
  6. Step 6: Final answer
    x = 16,399,119.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.