Home / 14,414,555.88-19,892,087.46-7,888,185.54

Finding the Fourth Proportional to 14,414,555.88, 19,892,087.46 and 7,888,185.54

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Solution

The fourth proportional to 14,414,555.88, 19,892,087.46 and 7,888,185.54 is: 10,885,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414,555.88 : 19,892,087.46 = 7,888,185.54 : x
  2. Step 2: Convert to fraction form
    14,414,555.88/19,892,087.46 = 7,888,185.54/x
  3. Step 3: Cross multiply
    14,414,555.88x = 19,892,087.46 × 7,888,185.54
  4. Step 4: Simplify right side
    14,414,555.88x = 156,912,476,662,387.34
  5. Step 5: Solve for x
    x = 156,912,476,662,387.34/14,414,555.88
  6. Step 6: Final answer
    x = 10,885,696.23

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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.