Home / 49,538,989.20-68,363,964.83-27,512,488.61

Finding the Fourth Proportional to 49,538,989.20, 68,363,964.83 and 27,512,488.61

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Solution

The fourth proportional to 49,538,989.20, 68,363,964.83 and 27,512,488.61 is: 37,967,322.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,538,989.20 : 68,363,964.83 = 27,512,488.61 : x
  2. Step 2: Convert to fraction form
    49,538,989.20/68,363,964.83 = 27,512,488.61/x
  3. Step 3: Cross multiply
    49,538,989.20x = 68,363,964.83 × 27,512,488.61
  4. Step 4: Simplify right side
    49,538,989.20x = 1,880,862,803,240,433.50
  5. Step 5: Solve for x
    x = 1,880,862,803,240,433.50/49,538,989.20
  6. Step 6: Final answer
    x = 37,967,322.98

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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.