Home / 41,912,784.92-62,869,191.92-18,856,792.64

Finding the Fourth Proportional to 41,912,784.92, 62,869,191.92 and 18,856,792.64

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Solution

The fourth proportional to 41,912,784.92, 62,869,191.92 and 18,856,792.64 is: 28,285,195.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,912,784.92 : 62,869,191.92 = 18,856,792.64 : x
  2. Step 2: Convert to fraction form
    41,912,784.92/62,869,191.92 = 18,856,792.64/x
  3. Step 3: Cross multiply
    41,912,784.92x = 62,869,191.92 × 18,856,792.64
  4. Step 4: Simplify right side
    41,912,784.92x = 1,185,511,315,479,803.50
  5. Step 5: Solve for x
    x = 1,185,511,315,479,803.50/41,912,784.92
  6. Step 6: Final answer
    x = 28,285,195.50

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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.