Home / 12,229,367.28-16,876,741.44-6,722,974.22

Finding the Fourth Proportional to 12,229,367.28, 16,876,741.44 and 6,722,974.22

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Solution

The fourth proportional to 12,229,367.28, 16,876,741.44 and 6,722,974.22 is: 9,277,822.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,229,367.28 : 16,876,741.44 = 6,722,974.22 : x
  2. Step 2: Convert to fraction form
    12,229,367.28/16,876,741.44 = 6,722,974.22/x
  3. Step 3: Cross multiply
    12,229,367.28x = 16,876,741.44 × 6,722,974.22
  4. Step 4: Simplify right side
    12,229,367.28x = 113,461,897,618,725.69
  5. Step 5: Solve for x
    x = 113,461,897,618,725.69/12,229,367.28
  6. Step 6: Final answer
    x = 9,277,822.39

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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.