Home / 68,854,840.92-95,019,680.34-37,914,936.60

Finding the Fourth Proportional to 68,854,840.92, 95,019,680.34 and 37,914,936.60

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Solution

The fourth proportional to 68,854,840.92, 95,019,680.34 and 37,914,936.60 is: 52,322,612.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,854,840.92 : 95,019,680.34 = 37,914,936.60 : x
  2. Step 2: Convert to fraction form
    68,854,840.92/95,019,680.34 = 37,914,936.60/x
  3. Step 3: Cross multiply
    68,854,840.92x = 95,019,680.34 × 37,914,936.60
  4. Step 4: Simplify right side
    68,854,840.92x = 3,602,665,155,843,366.50
  5. Step 5: Solve for x
    x = 3,602,665,155,843,366.50/68,854,840.92
  6. Step 6: Final answer
    x = 52,322,612.44

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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.