Home / 13,304,795.10-19,957,192.65-11,958,477.90

Finding the Fourth Proportional to 13,304,795.10, 19,957,192.65 and 11,958,477.90

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Solution

The fourth proportional to 13,304,795.10, 19,957,192.65 and 11,958,477.90 is: 17,937,716.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,795.10 : 19,957,192.65 = 11,958,477.90 : x
  2. Step 2: Convert to fraction form
    13,304,795.10/19,957,192.65 = 11,958,477.90/x
  3. Step 3: Cross multiply
    13,304,795.10x = 19,957,192.65 × 11,958,477.90
  4. Step 4: Simplify right side
    13,304,795.10x = 238,657,647,251,067.44
  5. Step 5: Solve for x
    x = 238,657,647,251,067.44/13,304,795.10
  6. Step 6: Final answer
    x = 17,937,716.85

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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.