Home / 11,881,282.82-16,393,359.90-6,724,644.36

Finding the Fourth Proportional to 11,881,282.82, 16,393,359.90 and 6,724,644.36

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Solution

The fourth proportional to 11,881,282.82, 16,393,359.90 and 6,724,644.36 is: 9,278,418.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881,282.82 : 16,393,359.90 = 6,724,644.36 : x
  2. Step 2: Convert to fraction form
    11,881,282.82/16,393,359.90 = 6,724,644.36/x
  3. Step 3: Cross multiply
    11,881,282.82x = 16,393,359.90 × 6,724,644.36
  4. Step 4: Simplify right side
    11,881,282.82x = 110,239,515,192,985.17
  5. Step 5: Solve for x
    x = 110,239,515,192,985.17/11,881,282.82
  6. Step 6: Final answer
    x = 9,278,418.57

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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.