Home / 14,239,874.82-19,651,121.60-7,713,504.30

Finding the Fourth Proportional to 14,239,874.82, 19,651,121.60 and 7,713,504.30

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Solution

The fourth proportional to 14,239,874.82, 19,651,121.60 and 7,713,504.30 is: 10,644,687.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239,874.82 : 19,651,121.60 = 7,713,504.30 : x
  2. Step 2: Convert to fraction form
    14,239,874.82/19,651,121.60 = 7,713,504.30/x
  3. Step 3: Cross multiply
    14,239,874.82x = 19,651,121.60 × 7,713,504.30
  4. Step 4: Simplify right side
    14,239,874.82x = 151,579,010,961,422.88
  5. Step 5: Solve for x
    x = 151,579,010,961,422.88/14,239,874.82
  6. Step 6: Final answer
    x = 10,644,687.04

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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.