Home / 27,756,809.46-38,304,406.32-15,198,658.38

Finding the Fourth Proportional to 27,756,809.46, 38,304,406.32 and 15,198,658.38

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Solution

The fourth proportional to 27,756,809.46, 38,304,406.32 and 15,198,658.38 is: 20,974,153.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,756,809.46 : 38,304,406.32 = 15,198,658.38 : x
  2. Step 2: Convert to fraction form
    27,756,809.46/38,304,406.32 = 15,198,658.38/x
  3. Step 3: Cross multiply
    27,756,809.46x = 38,304,406.32 × 15,198,658.38
  4. Step 4: Simplify right side
    27,756,809.46x = 582,175,586,106,393
  5. Step 5: Solve for x
    x = 582,175,586,106,393/27,756,809.46
  6. Step 6: Final answer
    x = 20,974,153.64

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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.