Home / 49,375,286-68,138,597.94-28,466,904.32

Finding the Fourth Proportional to 49,375,286, 68,138,597.94 and 28,466,904.32

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Solution

The fourth proportional to 49,375,286, 68,138,597.94 and 28,466,904.32 is: 39,284,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,375,286 : 68,138,597.94 = 28,466,904.32 : x
  2. Step 2: Convert to fraction form
    49,375,286/68,138,597.94 = 28,466,904.32/x
  3. Step 3: Cross multiply
    49,375,286x = 68,138,597.94 × 28,466,904.32
  4. Step 4: Simplify right side
    49,375,286x = 1,939,694,948,056,929
  5. Step 5: Solve for x
    x = 1,939,694,948,056,929/49,375,286
  6. Step 6: Final answer
    x = 39,284,733.42

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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.