Home / 52,145,549.42-78,345,850.52-49,245,049.58

Finding the Fourth Proportional to 52,145,549.42, 78,345,850.52 and 49,245,049.58

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Solution

The fourth proportional to 52,145,549.42, 78,345,850.52 and 49,245,049.58 is: 73,988,007.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,145,549.42 : 78,345,850.52 = 49,245,049.58 : x
  2. Step 2: Convert to fraction form
    52,145,549.42/78,345,850.52 = 49,245,049.58/x
  3. Step 3: Cross multiply
    52,145,549.42x = 78,345,850.52 × 49,245,049.58
  4. Step 4: Simplify right side
    52,145,549.42x = 3,858,145,292,976,052
  5. Step 5: Solve for x
    x = 3,858,145,292,976,052/52,145,549.42
  6. Step 6: Final answer
    x = 73,988,007.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.