Home / 51,968,958.87-71,716,293.32-28,763,589.03

Finding the Fourth Proportional to 51,968,958.87, 71,716,293.32 and 28,763,589.03

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Solution

The fourth proportional to 51,968,958.87, 71,716,293.32 and 28,763,589.03 is: 39,693,271.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,968,958.87 : 71,716,293.32 = 28,763,589.03 : x
  2. Step 2: Convert to fraction form
    51,968,958.87/71,716,293.32 = 28,763,589.03/x
  3. Step 3: Cross multiply
    51,968,958.87x = 71,716,293.32 × 28,763,589.03
  4. Step 4: Simplify right side
    51,968,958.87x = 2,062,817,987,667,596.25
  5. Step 5: Solve for x
    x = 2,062,817,987,667,596.25/51,968,958.87
  6. Step 6: Final answer
    x = 39,693,271.38

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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.