Home / 71,825,454.33-107,344,622.45-52,435,512.66

Finding the Fourth Proportional to 71,825,454.33, 107,344,622.45 and 52,435,512.66

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Solution

The fourth proportional to 71,825,454.33, 107,344,622.45 and 52,435,512.66 is: 78,365,954.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,825,454.33 : 107,344,622.45 = 52,435,512.66 : x
  2. Step 2: Convert to fraction form
    71,825,454.33/107,344,622.45 = 52,435,512.66/x
  3. Step 3: Cross multiply
    71,825,454.33x = 107,344,622.45 × 52,435,512.66
  4. Step 4: Simplify right side
    71,825,454.33x = 5,628,670,309,459,895
  5. Step 5: Solve for x
    x = 5,628,670,309,459,895/71,825,454.33
  6. Step 6: Final answer
    x = 78,365,954.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.