Home / 11,605,713.69-17,407,503.05-3,928,481.02

Finding the Fourth Proportional to 11,605,713.69, 17,407,503.05 and 3,928,481.02

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Solution

The fourth proportional to 11,605,713.69, 17,407,503.05 and 3,928,481.02 is: 5,892,360.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,605,713.69 : 17,407,503.05 = 3,928,481.02 : x
  2. Step 2: Convert to fraction form
    11,605,713.69/17,407,503.05 = 3,928,481.02/x
  3. Step 3: Cross multiply
    11,605,713.69x = 17,407,503.05 × 3,928,481.02
  4. Step 4: Simplify right side
    11,605,713.69x = 68,385,045,296,799.45
  5. Step 5: Solve for x
    x = 68,385,045,296,799.45/11,605,713.69
  6. Step 6: Final answer
    x = 5,892,360.19

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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.