Home / 54,917,780.36-82,505,299.01-51,815,444.31

Finding the Fourth Proportional to 54,917,780.36, 82,505,299.01 and 51,815,444.31

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Solution

The fourth proportional to 54,917,780.36, 82,505,299.01 and 51,815,444.31 is: 77,844,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,917,780.36 : 82,505,299.01 = 51,815,444.31 : x
  2. Step 2: Convert to fraction form
    54,917,780.36/82,505,299.01 = 51,815,444.31/x
  3. Step 3: Cross multiply
    54,917,780.36x = 82,505,299.01 × 51,815,444.31
  4. Step 4: Simplify right side
    54,917,780.36x = 4,275,048,725,873,476
  5. Step 5: Solve for x
    x = 4,275,048,725,873,476/54,917,780.36
  6. Step 6: Final answer
    x = 77,844,528.64

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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.