Home / 51,205,611.20-76,619,459.92-30,747,789.92

Finding the Fourth Proportional to 51,205,611.20, 76,619,459.92 and 30,747,789.92

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Solution

The fourth proportional to 51,205,611.20, 76,619,459.92 and 30,747,789.92 is: 46,008,220.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,205,611.20 : 76,619,459.92 = 30,747,789.92 : x
  2. Step 2: Convert to fraction form
    51,205,611.20/76,619,459.92 = 30,747,789.92/x
  3. Step 3: Cross multiply
    51,205,611.20x = 76,619,459.92 × 30,747,789.92
  4. Step 4: Simplify right side
    51,205,611.20x = 2,355,879,057,404,020
  5. Step 5: Solve for x
    x = 2,355,879,057,404,020/51,205,611.20
  6. Step 6: Final answer
    x = 46,008,220.63

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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.