Home / 9,395,517.14-12,965,593.10-5,528,288.78

Finding the Fourth Proportional to 9,395,517.14, 12,965,593.10 and 5,528,288.78

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Solution

The fourth proportional to 9,395,517.14, 12,965,593.10 and 5,528,288.78 is: 7,628,908.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,395,517.14 : 12,965,593.10 = 5,528,288.78 : x
  2. Step 2: Convert to fraction form
    9,395,517.14/12,965,593.10 = 5,528,288.78/x
  3. Step 3: Cross multiply
    9,395,517.14x = 12,965,593.10 × 5,528,288.78
  4. Step 4: Simplify right side
    9,395,517.14x = 71,677,542,860,775.42
  5. Step 5: Solve for x
    x = 71,677,542,860,775.42/9,395,517.14
  6. Step 6: Final answer
    x = 7,628,908.74

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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.