Home / 22,233,787.20-30,675,632.04-12,442,675.68

Finding the Fourth Proportional to 22,233,787.20, 30,675,632.04 and 12,442,675.68

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Solution

The fourth proportional to 22,233,787.20, 30,675,632.04 and 12,442,675.68 is: 17,166,978.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,233,787.20 : 30,675,632.04 = 12,442,675.68 : x
  2. Step 2: Convert to fraction form
    22,233,787.20/30,675,632.04 = 12,442,675.68/x
  3. Step 3: Cross multiply
    22,233,787.20x = 30,675,632.04 × 12,442,675.68
  4. Step 4: Simplify right side
    22,233,787.20x = 381,686,940,752,736.75
  5. Step 5: Solve for x
    x = 381,686,940,752,736.75/22,233,787.20
  6. Step 6: Final answer
    x = 17,166,978.23

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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.