Home / 50,552,986.95-69,765,101.15-29,642,112.20

Finding the Fourth Proportional to 50,552,986.95, 69,765,101.15 and 29,642,112.20

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Solution

The fourth proportional to 50,552,986.95, 69,765,101.15 and 29,642,112.20 is: 40,907,275.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,552,986.95 : 69,765,101.15 = 29,642,112.20 : x
  2. Step 2: Convert to fraction form
    50,552,986.95/69,765,101.15 = 29,642,112.20/x
  3. Step 3: Cross multiply
    50,552,986.95x = 69,765,101.15 × 29,642,112.20
  4. Step 4: Simplify right side
    50,552,986.95x = 2,067,984,955,958,851.25
  5. Step 5: Solve for x
    x = 2,067,984,955,958,851.25/50,552,986.95
  6. Step 6: Final answer
    x = 40,907,275.33

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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.