Home / 11,922,403.20-17,885,937.60-5,098,963.20

Finding the Fourth Proportional to 11,922,403.20, 17,885,937.60 and 5,098,963.20

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Solution

The fourth proportional to 11,922,403.20, 17,885,937.60 and 5,098,963.20 is: 7,649,442.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922,403.20 : 17,885,937.60 = 5,098,963.20 : x
  2. Step 2: Convert to fraction form
    11,922,403.20/17,885,937.60 = 5,098,963.20/x
  3. Step 3: Cross multiply
    11,922,403.20x = 17,885,937.60 × 5,098,963.20
  4. Step 4: Simplify right side
    11,922,403.20x = 91,199,737,619,896.33
  5. Step 5: Solve for x
    x = 91,199,737,619,896.33/11,922,403.20
  6. Step 6: Final answer
    x = 7,649,442.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.