Home / 49,517,406-68,332,688.91-29,682,376.29

Finding the Fourth Proportional to 49,517,406, 68,332,688.91 and 29,682,376.29

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Solution

The fourth proportional to 49,517,406, 68,332,688.91 and 29,682,376.29 is: 40,960,881.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,517,406 : 68,332,688.91 = 29,682,376.29 : x
  2. Step 2: Convert to fraction form
    49,517,406/68,332,688.91 = 29,682,376.29/x
  3. Step 3: Cross multiply
    49,517,406x = 68,332,688.91 × 29,682,376.29
  4. Step 4: Simplify right side
    49,517,406x = 2,028,276,585,134,129.75
  5. Step 5: Solve for x
    x = 2,028,276,585,134,129.75/49,517,406
  6. Step 6: Final answer
    x = 40,960,881.21

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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.