Home / 12,284,215.52-16,952,169.72-6,777,933.12

Finding the Fourth Proportional to 12,284,215.52, 16,952,169.72 and 6,777,933.12

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Solution

The fourth proportional to 12,284,215.52, 16,952,169.72 and 6,777,933.12 is: 9,353,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,284,215.52 : 16,952,169.72 = 6,777,933.12 : x
  2. Step 2: Convert to fraction form
    12,284,215.52/16,952,169.72 = 6,777,933.12/x
  3. Step 3: Cross multiply
    12,284,215.52x = 16,952,169.72 × 6,777,933.12
  4. Step 4: Simplify right side
    12,284,215.52x = 114,900,672,601,049.12
  5. Step 5: Solve for x
    x = 114,900,672,601,049.12/12,284,215.52
  6. Step 6: Final answer
    x = 9,353,521.39

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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.