Home / 54,938,579.43-82,407,029.54-18,572,514.66

Finding the Fourth Proportional to 54,938,579.43, 82,407,029.54 and 18,572,514.66

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Solution

The fourth proportional to 54,938,579.43, 82,407,029.54 and 18,572,514.66 is: 27,858,488.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,938,579.43 : 82,407,029.54 = 18,572,514.66 : x
  2. Step 2: Convert to fraction form
    54,938,579.43/82,407,029.54 = 18,572,514.66/x
  3. Step 3: Cross multiply
    54,938,579.43x = 82,407,029.54 × 18,572,514.66
  4. Step 4: Simplify right side
    54,938,579.43x = 1,530,505,764,125,840.50
  5. Step 5: Solve for x
    x = 1,530,505,764,125,840.50/54,938,579.43
  6. Step 6: Final answer
    x = 27,858,488.15

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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.