Home / 49,076,889.60-67,722,125.30-28,451,664.38

Finding the Fourth Proportional to 49,076,889.60, 67,722,125.30 and 28,451,664.38

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Solution

The fourth proportional to 49,076,889.60, 67,722,125.30 and 28,451,664.38 is: 39,260,988.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,076,889.60 : 67,722,125.30 = 28,451,664.38 : x
  2. Step 2: Convert to fraction form
    49,076,889.60/67,722,125.30 = 28,451,664.38/x
  3. Step 3: Cross multiply
    49,076,889.60x = 67,722,125.30 × 28,451,664.38
  4. Step 4: Simplify right side
    49,076,889.60x = 1,926,807,180,135,906.75
  5. Step 5: Solve for x
    x = 1,926,807,180,135,906.75/49,076,889.60
  6. Step 6: Final answer
    x = 39,260,988.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.