Home / 54,767,771.40-75,579,249.78-29,987,508.36

Finding the Fourth Proportional to 54,767,771.40, 75,579,249.78 and 29,987,508.36

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Solution

The fourth proportional to 54,767,771.40, 75,579,249.78 and 29,987,508.36 is: 41,382,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,767,771.40 : 75,579,249.78 = 29,987,508.36 : x
  2. Step 2: Convert to fraction form
    54,767,771.40/75,579,249.78 = 29,987,508.36/x
  3. Step 3: Cross multiply
    54,767,771.40x = 75,579,249.78 × 29,987,508.36
  4. Step 4: Simplify right side
    54,767,771.40x = 2,266,433,384,620,278
  5. Step 5: Solve for x
    x = 2,266,433,384,620,278/54,767,771.40
  6. Step 6: Final answer
    x = 41,382,611.10

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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.