Home / 12,418,695.24-17,135,666.82-11,414,145.12

Finding the Fourth Proportional to 12,418,695.24, 17,135,666.82 and 11,414,145.12

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Solution

The fourth proportional to 12,418,695.24, 17,135,666.82 and 11,414,145.12 is: 15,749,560.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,418,695.24 : 17,135,666.82 = 11,414,145.12 : x
  2. Step 2: Convert to fraction form
    12,418,695.24/17,135,666.82 = 11,414,145.12/x
  3. Step 3: Cross multiply
    12,418,695.24x = 17,135,666.82 × 11,414,145.12
  4. Step 4: Simplify right side
    12,418,695.24x = 195,588,987,811,448.91
  5. Step 5: Solve for x
    x = 195,588,987,811,448.91/12,418,695.24
  6. Step 6: Final answer
    x = 15,749,560.16

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1.5x scale

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.