Home / 46,253,125.78-69,383,969.72-15,128,959.66

Finding the Fourth Proportional to 46,253,125.78, 69,383,969.72 and 15,128,959.66

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Solution

The fourth proportional to 46,253,125.78, 69,383,969.72 and 15,128,959.66 is: 22,694,839.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,253,125.78 : 69,383,969.72 = 15,128,959.66 : x
  2. Step 2: Convert to fraction form
    46,253,125.78/69,383,969.72 = 15,128,959.66/x
  3. Step 3: Cross multiply
    46,253,125.78x = 69,383,969.72 × 15,128,959.66
  4. Step 4: Simplify right side
    46,253,125.78x = 1,049,707,278,868,896.75
  5. Step 5: Solve for x
    x = 1,049,707,278,868,896.75/46,253,125.78
  6. Step 6: Final answer
    x = 22,694,839.78

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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.