Home / 22,233,788.20-30,675,633.42-12,442,676.68

Finding the Fourth Proportional to 22,233,788.20, 30,675,633.42 and 12,442,676.68

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Solution

The fourth proportional to 22,233,788.20, 30,675,633.42 and 12,442,676.68 is: 17,166,979.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,233,788.20 : 30,675,633.42 = 12,442,676.68 : x
  2. Step 2: Convert to fraction form
    22,233,788.20/30,675,633.42 = 12,442,676.68/x
  3. Step 3: Cross multiply
    22,233,788.20x = 30,675,633.42 × 12,442,676.68
  4. Step 4: Simplify right side
    22,233,788.20x = 381,686,988,599,262.69
  5. Step 5: Solve for x
    x = 381,686,988,599,262.69/22,233,788.20
  6. Step 6: Final answer
    x = 17,166,979.61

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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.