Home / 10,890,119.52-16,331,371.47-3,211,727.76

Finding the Fourth Proportional to 10,890,119.52, 16,331,371.47 and 3,211,727.76

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Solution

The fourth proportional to 10,890,119.52, 16,331,371.47 and 3,211,727.76 is: 4,816,468.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,119.52 : 16,331,371.47 = 3,211,727.76 : x
  2. Step 2: Convert to fraction form
    10,890,119.52/16,331,371.47 = 3,211,727.76/x
  3. Step 3: Cross multiply
    10,890,119.52x = 16,331,371.47 × 3,211,727.76
  4. Step 4: Simplify right side
    10,890,119.52x = 52,451,919,109,071.01
  5. Step 5: Solve for x
    x = 52,451,919,109,071.01/10,890,119.52
  6. Step 6: Final answer
    x = 4,816,468.64

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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.