Home / 76,122,338.41-105,049,834.77-41,315,446.09

Finding the Fourth Proportional to 76,122,338.41, 105,049,834.77 and 41,315,446.09

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Solution

The fourth proportional to 76,122,338.41, 105,049,834.77 and 41,315,446.09 is: 57,015,862.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,122,338.41 : 105,049,834.77 = 41,315,446.09 : x
  2. Step 2: Convert to fraction form
    76,122,338.41/105,049,834.77 = 41,315,446.09/x
  3. Step 3: Cross multiply
    76,122,338.41x = 105,049,834.77 × 41,315,446.09
  4. Step 4: Simplify right side
    76,122,338.41x = 4,340,180,785,203,343
  5. Step 5: Solve for x
    x = 4,340,180,785,203,343/76,122,338.41
  6. Step 6: Final answer
    x = 57,015,862.57

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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.