Home / 49,743,469.80-74,615,204.70-30,292,729.20

Finding the Fourth Proportional to 49,743,469.80, 74,615,204.70 and 30,292,729.20

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Solution

The fourth proportional to 49,743,469.80, 74,615,204.70 and 30,292,729.20 is: 45,439,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,743,469.80 : 74,615,204.70 = 30,292,729.20 : x
  2. Step 2: Convert to fraction form
    49,743,469.80/74,615,204.70 = 30,292,729.20/x
  3. Step 3: Cross multiply
    49,743,469.80x = 74,615,204.70 × 30,292,729.20
  4. Step 4: Simplify right side
    49,743,469.80x = 2,260,298,190,179,667.50
  5. Step 5: Solve for x
    x = 2,260,298,190,179,667.50/49,743,469.80
  6. Step 6: Final answer
    x = 45,439,093.80

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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.