Home / 21,389,817.44-29,517,747-11,600,477.84

Finding the Fourth Proportional to 21,389,817.44, 29,517,747 and 11,600,477.84

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Solution

The fourth proportional to 21,389,817.44, 29,517,747 and 11,600,477.84 is: 16,008,550.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,389,817.44 : 29,517,747 = 11,600,477.84 : x
  2. Step 2: Convert to fraction form
    21,389,817.44/29,517,747 = 11,600,477.84/x
  3. Step 3: Cross multiply
    21,389,817.44x = 29,517,747 × 11,600,477.84
  4. Step 4: Simplify right side
    21,389,817.44x = 342,419,969,960,226.50
  5. Step 5: Solve for x
    x = 342,419,969,960,226.50/21,389,817.44
  6. Step 6: Final answer
    x = 16,008,550.37

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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.