Home / 6,318,832.67-8,719,962.82-3,418,216.39

Finding the Fourth Proportional to 6,318,832.67, 8,719,962.82 and 3,418,216.39

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Solution

The fourth proportional to 6,318,832.67, 8,719,962.82 and 3,418,216.39 is: 4,717,124.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318,832.67 : 8,719,962.82 = 3,418,216.39 : x
  2. Step 2: Convert to fraction form
    6,318,832.67/8,719,962.82 = 3,418,216.39/x
  3. Step 3: Cross multiply
    6,318,832.67x = 8,719,962.82 × 3,418,216.39
  4. Step 4: Simplify right side
    6,318,832.67x = 29,806,719,831,514.62
  5. Step 5: Solve for x
    x = 29,806,719,831,514.62/6,318,832.67
  6. Step 6: Final answer
    x = 4,717,124.41

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1.5x scale

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.