Home / 22,474,979.28-31,015,525.32-12,161,813.04

Finding the Fourth Proportional to 22,474,979.28, 31,015,525.32 and 12,161,813.04

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Solution

The fourth proportional to 22,474,979.28, 31,015,525.32 and 12,161,813.04 is: 16,783,331.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,474,979.28 : 31,015,525.32 = 12,161,813.04 : x
  2. Step 2: Convert to fraction form
    22,474,979.28/31,015,525.32 = 12,161,813.04/x
  3. Step 3: Cross multiply
    22,474,979.28x = 31,015,525.32 × 12,161,813.04
  4. Step 4: Simplify right side
    22,474,979.28x = 377,205,020,279,226.12
  5. Step 5: Solve for x
    x = 377,205,020,279,226.12/22,474,979.28
  6. Step 6: Final answer
    x = 16,783,331.17

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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.