Home / 76,497,824.75-105,563,917.10-41,689,766.03

Finding the Fourth Proportional to 76,497,824.75, 105,563,917.10 and 41,689,766.03

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Solution

The fourth proportional to 76,497,824.75, 105,563,917.10 and 41,689,766.03 is: 57,530,198.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,497,824.75 : 105,563,917.10 = 41,689,766.03 : x
  2. Step 2: Convert to fraction form
    76,497,824.75/105,563,917.10 = 41,689,766.03/x
  3. Step 3: Cross multiply
    76,497,824.75x = 105,563,917.10 × 41,689,766.03
  4. Step 4: Simplify right side
    76,497,824.75x = 4,400,935,004,685,721
  5. Step 5: Solve for x
    x = 4,400,935,004,685,721/76,497,824.75
  6. Step 6: Final answer
    x = 57,530,198.01

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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.