Home / 7,181,761-9,910,830.18-3,962,497

Finding the Fourth Proportional to 7,181,761, 9,910,830.18 and 3,962,497

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Solution

The fourth proportional to 7,181,761, 9,910,830.18 and 3,962,497 is: 5,468,245.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181,761 : 9,910,830.18 = 3,962,497 : x
  2. Step 2: Convert to fraction form
    7,181,761/9,910,830.18 = 3,962,497/x
  3. Step 3: Cross multiply
    7,181,761x = 9,910,830.18 × 3,962,497
  4. Step 4: Simplify right side
    7,181,761x = 39,271,634,855,759.46
  5. Step 5: Solve for x
    x = 39,271,634,855,759.46/7,181,761
  6. Step 6: Final answer
    x = 5,468,245.86

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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.