Home / 69,914,257.52-104,875,589.90-21,392,531.69

Finding the Fourth Proportional to 69,914,257.52, 104,875,589.90 and 21,392,531.69

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Solution

The fourth proportional to 69,914,257.52, 104,875,589.90 and 21,392,531.69 is: 32,090,083.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,914,257.52 : 104,875,589.90 = 21,392,531.69 : x
  2. Step 2: Convert to fraction form
    69,914,257.52/104,875,589.90 = 21,392,531.69/x
  3. Step 3: Cross multiply
    69,914,257.52x = 104,875,589.90 × 21,392,531.69
  4. Step 4: Simplify right side
    69,914,257.52x = 2,243,554,379,972,297.25
  5. Step 5: Solve for x
    x = 2,243,554,379,972,297.25/69,914,257.52
  6. Step 6: Final answer
    x = 32,090,083.76

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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.