Home / 14,601,720.12-21,900,906.84-3,820,061.76

Finding the Fourth Proportional to 14,601,720.12, 21,900,906.84 and 3,820,061.76

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Solution

The fourth proportional to 14,601,720.12, 21,900,906.84 and 3,820,061.76 is: 5,729,654.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601,720.12 : 21,900,906.84 = 3,820,061.76 : x
  2. Step 2: Convert to fraction form
    14,601,720.12/21,900,906.84 = 3,820,061.76/x
  3. Step 3: Cross multiply
    14,601,720.12x = 21,900,906.84 × 3,820,061.76
  4. Step 4: Simplify right side
    14,601,720.12x = 83,662,816,728,806.44
  5. Step 5: Solve for x
    x = 83,662,816,728,806.44/14,601,720.12
  6. Step 6: Final answer
    x = 5,729,654.87

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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.