Home / 49,410,112.60-74,062,024.80-18,692,822.80

Finding the Fourth Proportional to 49,410,112.60, 74,062,024.80 and 18,692,822.80

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Solution

The fourth proportional to 49,410,112.60, 74,062,024.80 and 18,692,822.80 is: 28,019,128.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,410,112.60 : 74,062,024.80 = 18,692,822.80 : x
  2. Step 2: Convert to fraction form
    49,410,112.60/74,062,024.80 = 18,692,822.80/x
  3. Step 3: Cross multiply
    49,410,112.60x = 74,062,024.80 × 18,692,822.80
  4. Step 4: Simplify right side
    49,410,112.60x = 1,384,428,305,795,605.50
  5. Step 5: Solve for x
    x = 1,384,428,305,795,605.50/49,410,112.60
  6. Step 6: Final answer
    x = 28,019,128.74

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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.