Home / 9,482,187.31-13,085,418.48-5,131,273.61

Finding the Fourth Proportional to 9,482,187.31, 13,085,418.48 and 5,131,273.61

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Solution

The fourth proportional to 9,482,187.31, 13,085,418.48 and 5,131,273.61 is: 7,081,157.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,187.31 : 13,085,418.48 = 5,131,273.61 : x
  2. Step 2: Convert to fraction form
    9,482,187.31/13,085,418.48 = 5,131,273.61/x
  3. Step 3: Cross multiply
    9,482,187.31x = 13,085,418.48 × 5,131,273.61
  4. Step 4: Simplify right side
    9,482,187.31x = 67,144,862,515,494.68
  5. Step 5: Solve for x
    x = 67,144,862,515,494.68/9,482,187.31
  6. Step 6: Final answer
    x = 7,081,157.58

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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.