Home / 30,821,331.10-46,231,996.65-15,704,787.10

Finding the Fourth Proportional to 30,821,331.10, 46,231,996.65 and 15,704,787.10

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Solution

The fourth proportional to 30,821,331.10, 46,231,996.65 and 15,704,787.10 is: 23,557,180.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,821,331.10 : 46,231,996.65 = 15,704,787.10 : x
  2. Step 2: Convert to fraction form
    30,821,331.10/46,231,996.65 = 15,704,787.10/x
  3. Step 3: Cross multiply
    30,821,331.10x = 46,231,996.65 × 15,704,787.10
  4. Step 4: Simplify right side
    30,821,331.10x = 726,063,664,596,163.12
  5. Step 5: Solve for x
    x = 726,063,664,596,163.12/30,821,331.10
  6. Step 6: Final answer
    x = 23,557,180.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.