Home / 54,310,418.10-81,560,105.55-28,801,250.10

Finding the Fourth Proportional to 54,310,418.10, 81,560,105.55 and 28,801,250.10

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Solution

The fourth proportional to 54,310,418.10, 81,560,105.55 and 28,801,250.10 is: 43,251,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310,418.10 : 81,560,105.55 = 28,801,250.10 : x
  2. Step 2: Convert to fraction form
    54,310,418.10/81,560,105.55 = 28,801,250.10/x
  3. Step 3: Cross multiply
    54,310,418.10x = 81,560,105.55 × 28,801,250.10
  4. Step 4: Simplify right side
    54,310,418.10x = 2,349,032,998,127,948
  5. Step 5: Solve for x
    x = 2,349,032,998,127,948/54,310,418.10
  6. Step 6: Final answer
    x = 43,251,977.80

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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.