Home / 14,100,489.30-21,150,806.92-6,418,761.98

Finding the Fourth Proportional to 14,100,489.30, 21,150,806.92 and 6,418,761.98

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Solution

The fourth proportional to 14,100,489.30, 21,150,806.92 and 6,418,761.98 is: 9,628,176.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100,489.30 : 21,150,806.92 = 6,418,761.98 : x
  2. Step 2: Convert to fraction form
    14,100,489.30/21,150,806.92 = 6,418,761.98/x
  3. Step 3: Cross multiply
    14,100,489.30x = 21,150,806.92 × 6,418,761.98
  4. Step 4: Simplify right side
    14,100,489.30x = 135,761,995,304,416.92
  5. Step 5: Solve for x
    x = 135,761,995,304,416.92/14,100,489.30
  6. Step 6: Final answer
    x = 9,628,176.19

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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.