Home / 11,126,512.80-15,346,144.11-9,747,462.36

Finding the Fourth Proportional to 11,126,512.80, 15,346,144.11 and 9,747,462.36

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Solution

The fourth proportional to 11,126,512.80, 15,346,144.11 and 9,747,462.36 is: 13,444,101.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126,512.80 : 15,346,144.11 = 9,747,462.36 : x
  2. Step 2: Convert to fraction form
    11,126,512.80/15,346,144.11 = 9,747,462.36/x
  3. Step 3: Cross multiply
    11,126,512.80x = 15,346,144.11 × 9,747,462.36
  4. Step 4: Simplify right side
    11,126,512.80x = 149,585,962,083,360.69
  5. Step 5: Solve for x
    x = 149,585,962,083,360.69/11,126,512.80
  6. Step 6: Final answer
    x = 13,444,101.02

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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.