Home / 11,354,691-15,665,365.26-8,741,989.56

Finding the Fourth Proportional to 11,354,691, 15,665,365.26 and 8,741,989.56

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Solution

The fourth proportional to 11,354,691, 15,665,365.26 and 8,741,989.56 is: 12,060,782.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354,691 : 15,665,365.26 = 8,741,989.56 : x
  2. Step 2: Convert to fraction form
    11,354,691/15,665,365.26 = 8,741,989.56/x
  3. Step 3: Cross multiply
    11,354,691x = 15,665,365.26 × 8,741,989.56
  4. Step 4: Simplify right side
    11,354,691x = 136,946,459,556,506.69
  5. Step 5: Solve for x
    x = 136,946,459,556,506.69/11,354,691
  6. Step 6: Final answer
    x = 12,060,782.59

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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.