Home / 65,646,930.32-98,382,375.56-51,091,425.52

Finding the Fourth Proportional to 65,646,930.32, 98,382,375.56 and 51,091,425.52

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Solution

The fourth proportional to 65,646,930.32, 98,382,375.56 and 51,091,425.52 is: 76,568,634.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,646,930.32 : 98,382,375.56 = 51,091,425.52 : x
  2. Step 2: Convert to fraction form
    65,646,930.32/98,382,375.56 = 51,091,425.52/x
  3. Step 3: Cross multiply
    65,646,930.32x = 98,382,375.56 × 51,091,425.52
  4. Step 4: Simplify right side
    65,646,930.32x = 5,026,495,813,404,409
  5. Step 5: Solve for x
    x = 5,026,495,813,404,409/65,646,930.32
  6. Step 6: Final answer
    x = 76,568,634.50

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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.