Home / 54,917,802.92-82,505,332.80-51,815,466.88

Finding the Fourth Proportional to 54,917,802.92, 82,505,332.80 and 51,815,466.88

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Solution

The fourth proportional to 54,917,802.92, 82,505,332.80 and 51,815,466.88 is: 77,844,562.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,917,802.92 : 82,505,332.80 = 51,815,466.88 : x
  2. Step 2: Convert to fraction form
    54,917,802.92/82,505,332.80 = 51,815,466.88/x
  3. Step 3: Cross multiply
    54,917,802.92x = 82,505,332.80 × 51,815,466.88
  4. Step 4: Simplify right side
    54,917,802.92x = 4,275,052,339,121,777.50
  5. Step 5: Solve for x
    x = 4,275,052,339,121,777.50/54,917,802.92
  6. Step 6: Final answer
    x = 77,844,562.45

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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.