Home / 22,682,989.56-31,302,575.10-12,893,493.72

Finding the Fourth Proportional to 22,682,989.56, 31,302,575.10 and 12,893,493.72

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Solution

The fourth proportional to 22,682,989.56, 31,302,575.10 and 12,893,493.72 is: 17,793,049.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,682,989.56 : 31,302,575.10 = 12,893,493.72 : x
  2. Step 2: Convert to fraction form
    22,682,989.56/31,302,575.10 = 12,893,493.72/x
  3. Step 3: Cross multiply
    22,682,989.56x = 31,302,575.10 × 12,893,493.72
  4. Step 4: Simplify right side
    22,682,989.56x = 403,599,555,471,678.44
  5. Step 5: Solve for x
    x = 403,599,555,471,678.44/22,682,989.56
  6. Step 6: Final answer
    x = 17,793,049.47

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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.