Home / 39,779,297.24-54,892,462.59-22,372,279.43

Finding the Fourth Proportional to 39,779,297.24, 54,892,462.59 and 22,372,279.43

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Solution

The fourth proportional to 39,779,297.24, 54,892,462.59 and 22,372,279.43 is: 30,872,076.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,779,297.24 : 54,892,462.59 = 22,372,279.43 : x
  2. Step 2: Convert to fraction form
    39,779,297.24/54,892,462.59 = 22,372,279.43/x
  3. Step 3: Cross multiply
    39,779,297.24x = 54,892,462.59 × 22,372,279.43
  4. Step 4: Simplify right side
    39,779,297.24x = 1,228,069,511,947,388
  5. Step 5: Solve for x
    x = 1,228,069,511,947,388/39,779,297.24
  6. Step 6: Final answer
    x = 30,872,076.61

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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.