Home / 15,105,062.45-20,844,261.74-8,577,829.73

Finding the Fourth Proportional to 15,105,062.45, 20,844,261.74 and 8,577,829.73

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Solution

The fourth proportional to 15,105,062.45, 20,844,261.74 and 8,577,829.73 is: 11,836,993.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,105,062.45 : 20,844,261.74 = 8,577,829.73 : x
  2. Step 2: Convert to fraction form
    15,105,062.45/20,844,261.74 = 8,577,829.73/x
  3. Step 3: Cross multiply
    15,105,062.45x = 20,844,261.74 × 8,577,829.73
  4. Step 4: Simplify right side
    15,105,062.45x = 178,798,527,970,496.78
  5. Step 5: Solve for x
    x = 178,798,527,970,496.78/15,105,062.45
  6. Step 6: Final answer
    x = 11,836,993.63

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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.