Home / 12,198,220.88-16,833,674.75-6,691,606.38

Finding the Fourth Proportional to 12,198,220.88, 16,833,674.75 and 6,691,606.38

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Solution

The fourth proportional to 12,198,220.88, 16,833,674.75 and 6,691,606.38 is: 9,234,488.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,198,220.88 : 16,833,674.75 = 6,691,606.38 : x
  2. Step 2: Convert to fraction form
    12,198,220.88/16,833,674.75 = 6,691,606.38/x
  3. Step 3: Cross multiply
    12,198,220.88x = 16,833,674.75 × 6,691,606.38
  4. Step 4: Simplify right side
    12,198,220.88x = 112,644,325,322,486.88
  5. Step 5: Solve for x
    x = 112,644,325,322,486.88/12,198,220.88
  6. Step 6: Final answer
    x = 9,234,488.08

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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.