Home / 6,418,608.68-8,858,655.56-4,096,503.12

Finding the Fourth Proportional to 6,418,608.68, 8,858,655.56 and 4,096,503.12

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Solution

The fourth proportional to 6,418,608.68, 8,858,655.56 and 4,096,503.12 is: 5,653,796.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418,608.68 : 8,858,655.56 = 4,096,503.12 : x
  2. Step 2: Convert to fraction form
    6,418,608.68/8,858,655.56 = 4,096,503.12/x
  3. Step 3: Cross multiply
    6,418,608.68x = 8,858,655.56 × 4,096,503.12
  4. Step 4: Simplify right side
    6,418,608.68x = 36,289,510,140,545.35
  5. Step 5: Solve for x
    x = 36,289,510,140,545.35/6,418,608.68
  6. Step 6: Final answer
    x = 5,653,796.94

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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.