Home / 40,175,629.43-55,442,834.03-22,294,216.85

Finding the Fourth Proportional to 40,175,629.43, 55,442,834.03 and 22,294,216.85

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Solution

The fourth proportional to 40,175,629.43, 55,442,834.03 and 22,294,216.85 is: 30,766,277.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,175,629.43 : 55,442,834.03 = 22,294,216.85 : x
  2. Step 2: Convert to fraction form
    40,175,629.43/55,442,834.03 = 22,294,216.85/x
  3. Step 3: Cross multiply
    40,175,629.43x = 55,442,834.03 × 22,294,216.85
  4. Step 4: Simplify right side
    40,175,629.43x = 1,236,054,564,421,900.75
  5. Step 5: Solve for x
    x = 1,236,054,564,421,900.75/40,175,629.43
  6. Step 6: Final answer
    x = 30,766,277.52

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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.