Home / 76,767,099.71-115,170,846.51-27,587,921.36

Finding the Fourth Proportional to 76,767,099.71, 115,170,846.51 and 27,587,921.36

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Solution

The fourth proportional to 76,767,099.71, 115,170,846.51 and 27,587,921.36 is: 41,389,140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,767,099.71 : 115,170,846.51 = 27,587,921.36 : x
  2. Step 2: Convert to fraction form
    76,767,099.71/115,170,846.51 = 27,587,921.36/x
  3. Step 3: Cross multiply
    76,767,099.71x = 115,170,846.51 × 27,587,921.36
  4. Step 4: Simplify right side
    76,767,099.71x = 3,177,324,255,906,656.50
  5. Step 5: Solve for x
    x = 3,177,324,255,906,656.50/76,767,099.71
  6. Step 6: Final answer
    x = 41,389,140.25

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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.