Home / 49,952,438.37-68,955,613.88-30,379,613.76

Finding the Fourth Proportional to 49,952,438.37, 68,955,613.88 and 30,379,613.76

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Solution

The fourth proportional to 49,952,438.37, 68,955,613.88 and 30,379,613.76 is: 41,936,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,952,438.37 : 68,955,613.88 = 30,379,613.76 : x
  2. Step 2: Convert to fraction form
    49,952,438.37/68,955,613.88 = 30,379,613.76/x
  3. Step 3: Cross multiply
    49,952,438.37x = 68,955,613.88 × 30,379,613.76
  4. Step 4: Simplify right side
    49,952,438.37x = 2,094,844,916,106,197
  5. Step 5: Solve for x
    x = 2,094,844,916,106,197/49,952,438.37
  6. Step 6: Final answer
    x = 41,936,789.96

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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.