Home / 37,448,505.75-51,680,533.95-20,928,629.83

Finding the Fourth Proportional to 37,448,505.75, 51,680,533.95 and 20,928,629.83

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Solution

The fourth proportional to 37,448,505.75, 51,680,533.95 and 20,928,629.83 is: 28,882,401.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,448,505.75 : 51,680,533.95 = 20,928,629.83 : x
  2. Step 2: Convert to fraction form
    37,448,505.75/51,680,533.95 = 20,928,629.83/x
  3. Step 3: Cross multiply
    37,448,505.75x = 51,680,533.95 × 20,928,629.83
  4. Step 4: Simplify right side
    37,448,505.75x = 1,081,602,764,456,297.75
  5. Step 5: Solve for x
    x = 1,081,602,764,456,297.75/37,448,505.75
  6. Step 6: Final answer
    x = 28,882,401.12

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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.