Home / 11,198,558.86-15,445,760.42-8,445,362.33

Finding the Fourth Proportional to 11,198,558.86, 15,445,760.42 and 8,445,362.33

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Solution

The fourth proportional to 11,198,558.86, 15,445,760.42 and 8,445,362.33 is: 11,648,377.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198,558.86 : 15,445,760.42 = 8,445,362.33 : x
  2. Step 2: Convert to fraction form
    11,198,558.86/15,445,760.42 = 8,445,362.33/x
  3. Step 3: Cross multiply
    11,198,558.86x = 15,445,760.42 × 8,445,362.33
  4. Step 4: Simplify right side
    11,198,558.86x = 130,445,043,132,044.17
  5. Step 5: Solve for x
    x = 130,445,043,132,044.17/11,198,558.86
  6. Step 6: Final answer
    x = 11,648,377.69

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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.