Home / 8,227,571.14-11,348,581.14-5,291,100.78

Finding the Fourth Proportional to 8,227,571.14, 11,348,581.14 and 5,291,100.78

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Solution

The fourth proportional to 8,227,571.14, 11,348,581.14 and 5,291,100.78 is: 7,298,203.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227,571.14 : 11,348,581.14 = 5,291,100.78 : x
  2. Step 2: Convert to fraction form
    8,227,571.14/11,348,581.14 = 5,291,100.78/x
  3. Step 3: Cross multiply
    8,227,571.14x = 11,348,581.14 × 5,291,100.78
  4. Step 4: Simplify right side
    8,227,571.14x = 60,046,486,499,960.85
  5. Step 5: Solve for x
    x = 60,046,486,499,960.85/8,227,571.14
  6. Step 6: Final answer
    x = 7,298,203.26

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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.