Home / 18,187,322.30-27,280,983.45-16,982,722.70

Finding the Fourth Proportional to 18,187,322.30, 27,280,983.45 and 16,982,722.70

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Solution

The fourth proportional to 18,187,322.30, 27,280,983.45 and 16,982,722.70 is: 25,474,084.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187,322.30 : 27,280,983.45 = 16,982,722.70 : x
  2. Step 2: Convert to fraction form
    18,187,322.30/27,280,983.45 = 16,982,722.70/x
  3. Step 3: Cross multiply
    18,187,322.30x = 27,280,983.45 × 16,982,722.70
  4. Step 4: Simplify right side
    18,187,322.30x = 463,305,376,914,639.31
  5. Step 5: Solve for x
    x = 463,305,376,914,639.31/18,187,322.30
  6. Step 6: Final answer
    x = 25,474,084.05

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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.