Home / 13,156,477.73-19,733,209.10-3,442,028.55

Finding the Fourth Proportional to 13,156,477.73, 19,733,209.10 and 3,442,028.55

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Solution

The fourth proportional to 13,156,477.73, 19,733,209.10 and 3,442,028.55 is: 5,162,648.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,156,477.73 : 19,733,209.10 = 3,442,028.55 : x
  2. Step 2: Convert to fraction form
    13,156,477.73/19,733,209.10 = 3,442,028.55/x
  3. Step 3: Cross multiply
    13,156,477.73x = 19,733,209.10 × 3,442,028.55
  4. Step 4: Simplify right side
    13,156,477.73x = 67,922,269,105,319.80
  5. Step 5: Solve for x
    x = 67,922,269,105,319.80/13,156,477.73
  6. Step 6: Final answer
    x = 5,162,648.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.