Home / 38,275,851.84-52,821,951.08-20,873,149.24

Finding the Fourth Proportional to 38,275,851.84, 52,821,951.08 and 20,873,149.24

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Solution

The fourth proportional to 38,275,851.84, 52,821,951.08 and 20,873,149.24 is: 28,805,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,275,851.84 : 52,821,951.08 = 20,873,149.24 : x
  2. Step 2: Convert to fraction form
    38,275,851.84/52,821,951.08 = 20,873,149.24/x
  3. Step 3: Cross multiply
    38,275,851.84x = 52,821,951.08 × 20,873,149.24
  4. Step 4: Simplify right side
    38,275,851.84x = 1,102,560,468,040,819
  5. Step 5: Solve for x
    x = 1,102,560,468,040,819/38,275,851.84
  6. Step 6: Final answer
    x = 28,805,641.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.