Home / 11,126,512.30-15,346,143.42-9,747,461.86

Finding the Fourth Proportional to 11,126,512.30, 15,346,143.42 and 9,747,461.86

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Solution

The fourth proportional to 11,126,512.30, 15,346,143.42 and 9,747,461.86 is: 13,444,100.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126,512.30 : 15,346,143.42 = 9,747,461.86 : x
  2. Step 2: Convert to fraction form
    11,126,512.30/15,346,143.42 = 9,747,461.86/x
  3. Step 3: Cross multiply
    11,126,512.30x = 15,346,143.42 × 9,747,461.86
  4. Step 4: Simplify right side
    11,126,512.30x = 149,585,947,684,539.94
  5. Step 5: Solve for x
    x = 149,585,947,684,539.94/11,126,512.30
  6. Step 6: Final answer
    x = 13,444,100.33

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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.