Home / 49,459,105.78-68,261,739.06-27,439,699.39

Finding the Fourth Proportional to 49,459,105.78, 68,261,739.06 and 27,439,699.39

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Solution

The fourth proportional to 49,459,105.78, 68,261,739.06 and 27,439,699.39 is: 37,871,319.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,459,105.78 : 68,261,739.06 = 27,439,699.39 : x
  2. Step 2: Convert to fraction form
    49,459,105.78/68,261,739.06 = 27,439,699.39/x
  3. Step 3: Cross multiply
    49,459,105.78x = 68,261,739.06 × 27,439,699.39
  4. Step 4: Simplify right side
    49,459,105.78x = 1,873,081,599,645,021.25
  5. Step 5: Solve for x
    x = 1,873,081,599,645,021.25/49,459,105.78
  6. Step 6: Final answer
    x = 37,871,319.55

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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.