Home / 50,338,425.32-69,472,357.62-30,770,767.88

Finding the Fourth Proportional to 50,338,425.32, 69,472,357.62 and 30,770,767.88

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Solution

The fourth proportional to 50,338,425.32, 69,472,357.62 and 30,770,767.88 is: 42,466,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,338,425.32 : 69,472,357.62 = 30,770,767.88 : x
  2. Step 2: Convert to fraction form
    50,338,425.32/69,472,357.62 = 30,770,767.88/x
  3. Step 3: Cross multiply
    50,338,425.32x = 69,472,357.62 × 30,770,767.88
  4. Step 4: Simplify right side
    50,338,425.32x = 2,137,717,790,401,369.25
  5. Step 5: Solve for x
    x = 2,137,717,790,401,369.25/50,338,425.32
  6. Step 6: Final answer
    x = 42,466,918.20

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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.