Home / 40,098,736.28-55,336,297.02-21,764,025.56

Finding the Fourth Proportional to 40,098,736.28, 55,336,297.02 and 21,764,025.56

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Solution

The fourth proportional to 40,098,736.28, 55,336,297.02 and 21,764,025.56 is: 30,034,377.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098,736.28 : 55,336,297.02 = 21,764,025.56 : x
  2. Step 2: Convert to fraction form
    40,098,736.28/55,336,297.02 = 21,764,025.56/x
  3. Step 3: Cross multiply
    40,098,736.28x = 55,336,297.02 × 21,764,025.56
  4. Step 4: Simplify right side
    40,098,736.28x = 1,204,340,582,739,031.75
  5. Step 5: Solve for x
    x = 1,204,340,582,739,031.75/40,098,736.28
  6. Step 6: Final answer
    x = 30,034,377.50

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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.