Home / 13,744,610.43-18,965,286.59-7,943,932.32

Finding the Fourth Proportional to 13,744,610.43, 18,965,286.59 and 7,943,932.32

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Solution

The fourth proportional to 13,744,610.43, 18,965,286.59 and 7,943,932.32 is: 10,961,311.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,744,610.43 : 18,965,286.59 = 7,943,932.32 : x
  2. Step 2: Convert to fraction form
    13,744,610.43/18,965,286.59 = 7,943,932.32/x
  3. Step 3: Cross multiply
    13,744,610.43x = 18,965,286.59 × 7,943,932.32
  4. Step 4: Simplify right side
    13,744,610.43x = 150,658,953,060,643.94
  5. Step 5: Solve for x
    x = 150,658,953,060,643.94/13,744,610.43
  6. Step 6: Final answer
    x = 10,961,311.26

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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.