Home / 12,770,563.21-17,633,418.66-10,281,878.48

Finding the Fourth Proportional to 12,770,563.21, 17,633,418.66 and 10,281,878.48

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Solution

The fourth proportional to 12,770,563.21, 17,633,418.66 and 10,281,878.48 is: 14,197,076.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,770,563.21 : 17,633,418.66 = 10,281,878.48 : x
  2. Step 2: Convert to fraction form
    12,770,563.21/17,633,418.66 = 10,281,878.48/x
  3. Step 3: Cross multiply
    12,770,563.21x = 17,633,418.66 × 10,281,878.48
  4. Step 4: Simplify right side
    12,770,563.21x = 181,304,667,849,084.44
  5. Step 5: Solve for x
    x = 181,304,667,849,084.44/12,770,563.21
  6. Step 6: Final answer
    x = 14,197,076.89

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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.