Home / 45,231,579.08-67,876,064.38-19,324,075.32

Finding the Fourth Proportional to 45,231,579.08, 67,876,064.38 and 19,324,075.32

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Solution

The fourth proportional to 45,231,579.08, 67,876,064.38 and 19,324,075.32 is: 28,998,372.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,231,579.08 : 67,876,064.38 = 19,324,075.32 : x
  2. Step 2: Convert to fraction form
    45,231,579.08/67,876,064.38 = 19,324,075.32/x
  3. Step 3: Cross multiply
    45,231,579.08x = 67,876,064.38 × 19,324,075.32
  4. Step 4: Simplify right side
    45,231,579.08x = 1,311,642,180,504,289
  5. Step 5: Solve for x
    x = 1,311,642,180,504,289/45,231,579.08
  6. Step 6: Final answer
    x = 28,998,372.53

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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.