Home / 5,638,396.53-7,780,992.55-3,060,077.97

Finding the Fourth Proportional to 5,638,396.53, 7,780,992.55 and 3,060,077.97

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Solution

The fourth proportional to 5,638,396.53, 7,780,992.55 and 3,060,077.97 is: 4,222,910.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,396.53 : 7,780,992.55 = 3,060,077.97 : x
  2. Step 2: Convert to fraction form
    5,638,396.53/7,780,992.55 = 3,060,077.97/x
  3. Step 3: Cross multiply
    5,638,396.53x = 7,780,992.55 × 3,060,077.97
  4. Step 4: Simplify right side
    5,638,396.53x = 23,810,443,886,989.12
  5. Step 5: Solve for x
    x = 23,810,443,886,989.12/5,638,396.53
  6. Step 6: Final answer
    x = 4,222,910.50

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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.