Home / 49,171,930.80-73,708,129.80-28,966,772.40

Finding the Fourth Proportional to 49,171,930.80, 73,708,129.80 and 28,966,772.40

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Solution

The fourth proportional to 49,171,930.80, 73,708,129.80 and 28,966,772.40 is: 43,420,841.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,171,930.80 : 73,708,129.80 = 28,966,772.40 : x
  2. Step 2: Convert to fraction form
    49,171,930.80/73,708,129.80 = 28,966,772.40/x
  3. Step 3: Cross multiply
    49,171,930.80x = 73,708,129.80 × 28,966,772.40
  4. Step 4: Simplify right side
    49,171,930.80x = 2,135,086,619,946,257.25
  5. Step 5: Solve for x
    x = 2,135,086,619,946,257.25/49,171,930.80
  6. Step 6: Final answer
    x = 43,420,841.63

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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.