Home / 45,522,078.45-68,283,117.68-40,260,812.55

Finding the Fourth Proportional to 45,522,078.45, 68,283,117.68 and 40,260,812.55

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Solution

The fourth proportional to 45,522,078.45, 68,283,117.68 and 40,260,812.55 is: 60,391,218.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,522,078.45 : 68,283,117.68 = 40,260,812.55 : x
  2. Step 2: Convert to fraction form
    45,522,078.45/68,283,117.68 = 40,260,812.55/x
  3. Step 3: Cross multiply
    45,522,078.45x = 68,283,117.68 × 40,260,812.55
  4. Step 4: Simplify right side
    45,522,078.45x = 2,749,133,801,042,766.50
  5. Step 5: Solve for x
    x = 2,749,133,801,042,766.50/45,522,078.45
  6. Step 6: Final answer
    x = 60,391,218.83

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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.