Home / 7,181,772-9,910,845.60-3,962,508

Finding the Fourth Proportional to 7,181,772, 9,910,845.60 and 3,962,508

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Solution

The fourth proportional to 7,181,772, 9,910,845.60 and 3,962,508 is: 5,468,261.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181,772 : 9,910,845.60 = 3,962,508 : x
  2. Step 2: Convert to fraction form
    7,181,772/9,910,845.60 = 3,962,508/x
  3. Step 3: Cross multiply
    7,181,772x = 9,910,845.60 × 3,962,508
  4. Step 4: Simplify right side
    7,181,772x = 39,271,804,976,764.80
  5. Step 5: Solve for x
    x = 39,271,804,976,764.80/7,181,772
  6. Step 6: Final answer
    x = 5,468,261.17

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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.