Home / 55,315,078.55-82,972,617.83-49,835,331.35

Finding the Fourth Proportional to 55,315,078.55, 82,972,617.83 and 49,835,331.35

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Solution

The fourth proportional to 55,315,078.55, 82,972,617.83 and 49,835,331.35 is: 74,752,997.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,315,078.55 : 82,972,617.83 = 49,835,331.35 : x
  2. Step 2: Convert to fraction form
    55,315,078.55/82,972,617.83 = 49,835,331.35/x
  3. Step 3: Cross multiply
    55,315,078.55x = 82,972,617.83 × 49,835,331.35
  4. Step 4: Simplify right side
    55,315,078.55x = 4,134,967,902,285,791.50
  5. Step 5: Solve for x
    x = 4,134,967,902,285,791.50/55,315,078.55
  6. Step 6: Final answer
    x = 74,752,997.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.