Home / 6,077,638.53-8,378,933.43-3,898,398.33

Finding the Fourth Proportional to 6,077,638.53, 8,378,933.43 and 3,898,398.33

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Solution

The fourth proportional to 6,077,638.53, 8,378,933.43 and 3,898,398.33 is: 5,374,524.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077,638.53 : 8,378,933.43 = 3,898,398.33 : x
  2. Step 2: Convert to fraction form
    6,077,638.53/8,378,933.43 = 3,898,398.33/x
  3. Step 3: Cross multiply
    6,077,638.53x = 8,378,933.43 × 3,898,398.33
  4. Step 4: Simplify right side
    6,077,638.53x = 32,664,420,090,693.17
  5. Step 5: Solve for x
    x = 32,664,420,090,693.17/6,077,638.53
  6. Step 6: Final answer
    x = 5,374,524.98

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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.