Home / 28,823,185.30-39,775,969.47-15,770,498.62

Finding the Fourth Proportional to 28,823,185.30, 39,775,969.47 and 15,770,498.62

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Solution

The fourth proportional to 28,823,185.30, 39,775,969.47 and 15,770,498.62 is: 21,763,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,823,185.30 : 39,775,969.47 = 15,770,498.62 : x
  2. Step 2: Convert to fraction form
    28,823,185.30/39,775,969.47 = 15,770,498.62/x
  3. Step 3: Cross multiply
    28,823,185.30x = 39,775,969.47 × 15,770,498.62
  4. Step 4: Simplify right side
    28,823,185.30x = 627,286,871,635,797.12
  5. Step 5: Solve for x
    x = 627,286,871,635,797.12/28,823,185.30
  6. Step 6: Final answer
    x = 21,763,273.74

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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.