Home / 48,713,061.87-67,224,019.68-29,133,947.21

Finding the Fourth Proportional to 48,713,061.87, 67,224,019.68 and 29,133,947.21

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Solution

The fourth proportional to 48,713,061.87, 67,224,019.68 and 29,133,947.21 is: 40,204,843.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,713,061.87 : 67,224,019.68 = 29,133,947.21 : x
  2. Step 2: Convert to fraction form
    48,713,061.87/67,224,019.68 = 29,133,947.21/x
  3. Step 3: Cross multiply
    48,713,061.87x = 67,224,019.68 × 29,133,947.21
  4. Step 4: Simplify right side
    48,713,061.87x = 1,958,501,040,265,001
  5. Step 5: Solve for x
    x = 1,958,501,040,265,001/48,713,061.87
  6. Step 6: Final answer
    x = 40,204,843.73

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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.