Home / 14,900,722.34-20,561,147.42-8,622,327.85

Finding the Fourth Proportional to 14,900,722.34, 20,561,147.42 and 8,622,327.85

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Solution

The fourth proportional to 14,900,722.34, 20,561,147.42 and 8,622,327.85 is: 11,897,742.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,900,722.34 : 20,561,147.42 = 8,622,327.85 : x
  2. Step 2: Convert to fraction form
    14,900,722.34/20,561,147.42 = 8,622,327.85/x
  3. Step 3: Cross multiply
    14,900,722.34x = 20,561,147.42 × 8,622,327.85
  4. Step 4: Simplify right side
    14,900,722.34x = 177,284,953,932,907.12
  5. Step 5: Solve for x
    x = 177,284,953,932,907.12/14,900,722.34
  6. Step 6: Final answer
    x = 11,897,742.26

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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.