Home / 39,382,250.32-54,345,237.96-21,977,229.52

Finding the Fourth Proportional to 39,382,250.32, 54,345,237.96 and 21,977,229.52

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Solution

The fourth proportional to 39,382,250.32, 54,345,237.96 and 21,977,229.52 is: 30,327,311.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,382,250.32 : 54,345,237.96 = 21,977,229.52 : x
  2. Step 2: Convert to fraction form
    39,382,250.32/54,345,237.96 = 21,977,229.52/x
  3. Step 3: Cross multiply
    39,382,250.32x = 54,345,237.96 × 21,977,229.52
  4. Step 4: Simplify right side
    39,382,250.32x = 1,194,357,767,965,936.50
  5. Step 5: Solve for x
    x = 1,194,357,767,965,936.50/39,382,250.32
  6. Step 6: Final answer
    x = 30,327,311.37

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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.