Home / 40,098,140.49-55,325,949.78-22,694,485.76

Finding the Fourth Proportional to 40,098,140.49, 55,325,949.78 and 22,694,485.76

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Solution

The fourth proportional to 40,098,140.49, 55,325,949.78 and 22,694,485.76 is: 31,313,022.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098,140.49 : 55,325,949.78 = 22,694,485.76 : x
  2. Step 2: Convert to fraction form
    40,098,140.49/55,325,949.78 = 22,694,485.76/x
  3. Step 3: Cross multiply
    40,098,140.49x = 55,325,949.78 × 22,694,485.76
  4. Step 4: Simplify right side
    40,098,140.49x = 1,255,593,979,440,685.25
  5. Step 5: Solve for x
    x = 1,255,593,979,440,685.25/40,098,140.49
  6. Step 6: Final answer
    x = 31,313,022.60

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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.