Home / 7,181,760-9,910,828.80-3,962,496

Finding the Fourth Proportional to 7,181,760, 9,910,828.80 and 3,962,496

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Solution

The fourth proportional to 7,181,760, 9,910,828.80 and 3,962,496 is: 5,468,244.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181,760 : 9,910,828.80 = 3,962,496 : x
  2. Step 2: Convert to fraction form
    7,181,760/9,910,828.80 = 3,962,496/x
  3. Step 3: Cross multiply
    7,181,760x = 9,910,828.80 × 3,962,496
  4. Step 4: Simplify right side
    7,181,760x = 39,271,619,476,684.80
  5. Step 5: Solve for x
    x = 39,271,619,476,684.80/7,181,760
  6. Step 6: Final answer
    x = 5,468,244.48

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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.