Home / 49,726,854.36-68,626,213.38-30,149,617.56

Finding the Fourth Proportional to 49,726,854.36, 68,626,213.38 and 30,149,617.56

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Solution

The fourth proportional to 49,726,854.36, 68,626,213.38 and 30,149,617.56 is: 41,608,384.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,726,854.36 : 68,626,213.38 = 30,149,617.56 : x
  2. Step 2: Convert to fraction form
    49,726,854.36/68,626,213.38 = 30,149,617.56/x
  3. Step 3: Cross multiply
    49,726,854.36x = 68,626,213.38 × 30,149,617.56
  4. Step 4: Simplify right side
    49,726,854.36x = 2,069,054,087,997,954.75
  5. Step 5: Solve for x
    x = 2,069,054,087,997,954.75/49,726,854.36
  6. Step 6: Final answer
    x = 41,608,384.74

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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.