Home / 14,327,872.20-19,772,291.38-7,801,499.68

Finding the Fourth Proportional to 14,327,872.20, 19,772,291.38 and 7,801,499.68

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Solution

The fourth proportional to 14,327,872.20, 19,772,291.38 and 7,801,499.68 is: 10,765,975.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,327,872.20 : 19,772,291.38 = 7,801,499.68 : x
  2. Step 2: Convert to fraction form
    14,327,872.20/19,772,291.38 = 7,801,499.68/x
  3. Step 3: Cross multiply
    14,327,872.20x = 19,772,291.38 × 7,801,499.68
  4. Step 4: Simplify right side
    14,327,872.20x = 154,253,524,873,936.75
  5. Step 5: Solve for x
    x = 154,253,524,873,936.75/14,327,872.20
  6. Step 6: Final answer
    x = 10,765,975.77

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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.