Home / 7,231,385-10,850,119.05-4,501,214.80

Finding the Fourth Proportional to 7,231,385, 10,850,119.05 and 4,501,214.80

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Solution

The fourth proportional to 7,231,385, 10,850,119.05 and 4,501,214.80 is: 6,753,715.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231,385 : 10,850,119.05 = 4,501,214.80 : x
  2. Step 2: Convert to fraction form
    7,231,385/10,850,119.05 = 4,501,214.80/x
  3. Step 3: Cross multiply
    7,231,385x = 10,850,119.05 × 4,501,214.80
  4. Step 4: Simplify right side
    7,231,385x = 48,838,716,449,621.94
  5. Step 5: Solve for x
    x = 48,838,716,449,621.94/7,231,385
  6. Step 6: Final answer
    x = 6,753,715.43

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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.