Home / 5,552,840.80-7,663,310.40-3,105,679.60

Finding the Fourth Proportional to 5,552,840.80, 7,663,310.40 and 3,105,679.60

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Solution

The fourth proportional to 5,552,840.80, 7,663,310.40 and 3,105,679.60 is: 4,286,056.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552,840.80 : 7,663,310.40 = 3,105,679.60 : x
  2. Step 2: Convert to fraction form
    5,552,840.80/7,663,310.40 = 3,105,679.60/x
  3. Step 3: Cross multiply
    5,552,840.80x = 7,663,310.40 × 3,105,679.60
  4. Step 4: Simplify right side
    5,552,840.80x = 23,799,786,777,747.84
  5. Step 5: Solve for x
    x = 23,799,786,777,747.84/5,552,840.80
  6. Step 6: Final answer
    x = 4,286,056.03

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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.