Home / 49,457,103.32-68,171,972.06-38,986,057.32

Finding the Fourth Proportional to 49,457,103.32, 68,171,972.06 and 38,986,057.32

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Solution

The fourth proportional to 49,457,103.32, 68,171,972.06 and 38,986,057.32 is: 53,738,618.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,457,103.32 : 68,171,972.06 = 38,986,057.32 : x
  2. Step 2: Convert to fraction form
    49,457,103.32/68,171,972.06 = 38,986,057.32/x
  3. Step 3: Cross multiply
    49,457,103.32x = 68,171,972.06 × 38,986,057.32
  4. Step 4: Simplify right side
    49,457,103.32x = 2,657,756,410,348,598.50
  5. Step 5: Solve for x
    x = 2,657,756,410,348,598.50/49,457,103.32
  6. Step 6: Final answer
    x = 53,738,618.56

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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.