Home / 6,791,086-9,373,029.96-3,892,419.72

Finding the Fourth Proportional to 6,791,086, 9,373,029.96 and 3,892,419.72

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Solution

The fourth proportional to 6,791,086, 9,373,029.96 and 3,892,419.72 is: 5,372,302.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,791,086 : 9,373,029.96 = 3,892,419.72 : x
  2. Step 2: Convert to fraction form
    6,791,086/9,373,029.96 = 3,892,419.72/x
  3. Step 3: Cross multiply
    6,791,086x = 9,373,029.96 × 3,892,419.72
  4. Step 4: Simplify right side
    6,791,086x = 36,483,766,652,454.82
  5. Step 5: Solve for x
    x = 36,483,766,652,454.82/6,791,086
  6. Step 6: Final answer
    x = 5,372,302.26

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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.