Home / 75,945,973.76-104,805,947-41,138,664.20

Finding the Fourth Proportional to 75,945,973.76, 104,805,947 and 41,138,664.20

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Solution

The fourth proportional to 75,945,973.76, 104,805,947 and 41,138,664.20 is: 56,771,629.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,945,973.76 : 104,805,947 = 41,138,664.20 : x
  2. Step 2: Convert to fraction form
    75,945,973.76/104,805,947 = 41,138,664.20/x
  3. Step 3: Cross multiply
    75,945,973.76x = 104,805,947 × 41,138,664.20
  4. Step 4: Simplify right side
    75,945,973.76x = 4,311,576,659,795,997.50
  5. Step 5: Solve for x
    x = 4,311,576,659,795,997.50/75,945,973.76
  6. Step 6: Final answer
    x = 56,771,629.18

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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.