Home / 10,839,882.48-16,268,769.36-5,450,064.72

Finding the Fourth Proportional to 10,839,882.48, 16,268,769.36 and 5,450,064.72

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Solution

The fourth proportional to 10,839,882.48, 16,268,769.36 and 5,450,064.72 is: 8,179,594.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839,882.48 : 16,268,769.36 = 5,450,064.72 : x
  2. Step 2: Convert to fraction form
    10,839,882.48/16,268,769.36 = 5,450,064.72/x
  3. Step 3: Cross multiply
    10,839,882.48x = 16,268,769.36 × 5,450,064.72
  4. Step 4: Simplify right side
    10,839,882.48x = 88,665,845,926,752.97
  5. Step 5: Solve for x
    x = 88,665,845,926,752.97/10,839,882.48
  6. Step 6: Final answer
    x = 8,179,594.76

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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.