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Finding the Fourth Proportional to 14,603,208.80, 21,862,822.80 and 14,183,304.80

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Solution

The fourth proportional to 14,603,208.80, 21,862,822.80 and 14,183,304.80 is: 21,234,174.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,603,208.80 : 21,862,822.80 = 14,183,304.80 : x
  2. Step 2: Convert to fraction form
    14,603,208.80/21,862,822.80 = 14,183,304.80/x
  3. Step 3: Cross multiply
    14,603,208.80x = 21,862,822.80 × 14,183,304.80
  4. Step 4: Simplify right side
    14,603,208.80x = 310,087,079,560,789.44
  5. Step 5: Solve for x
    x = 310,087,079,560,789.44/14,603,208.80
  6. Step 6: Final answer
    x = 21,234,174.20

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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.