Home / 7,970,644.80-10,998,581.40-4,485,310.38

Finding the Fourth Proportional to 7,970,644.80, 10,998,581.40 and 4,485,310.38

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Solution

The fourth proportional to 7,970,644.80, 10,998,581.40 and 4,485,310.38 is: 6,189,217.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970,644.80 : 10,998,581.40 = 4,485,310.38 : x
  2. Step 2: Convert to fraction form
    7,970,644.80/10,998,581.40 = 4,485,310.38/x
  3. Step 3: Cross multiply
    7,970,644.80x = 10,998,581.40 × 4,485,310.38
  4. Step 4: Simplify right side
    7,970,644.80x = 49,332,051,318,694.93
  5. Step 5: Solve for x
    x = 49,332,051,318,694.93/7,970,644.80
  6. Step 6: Final answer
    x = 6,189,217.13

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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.