Home / 49,810,620.43-68,740,365.34-28,901,074.29

Finding the Fourth Proportional to 49,810,620.43, 68,740,365.34 and 28,901,074.29

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Solution

The fourth proportional to 49,810,620.43, 68,740,365.34 and 28,901,074.29 is: 39,884,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,810,620.43 : 68,740,365.34 = 28,901,074.29 : x
  2. Step 2: Convert to fraction form
    49,810,620.43/68,740,365.34 = 28,901,074.29/x
  3. Step 3: Cross multiply
    49,810,620.43x = 68,740,365.34 × 28,901,074.29
  4. Step 4: Simplify right side
    49,810,620.43x = 1,986,670,405,028,862.25
  5. Step 5: Solve for x
    x = 1,986,670,405,028,862.25/49,810,620.43
  6. Step 6: Final answer
    x = 39,884,474.19

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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.