Home / 5,667,062.77-7,820,549.54-3,219,678.09

Finding the Fourth Proportional to 5,667,062.77, 7,820,549.54 and 3,219,678.09

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Solution

The fourth proportional to 5,667,062.77, 7,820,549.54 and 3,219,678.09 is: 4,443,157.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,667,062.77 : 7,820,549.54 = 3,219,678.09 : x
  2. Step 2: Convert to fraction form
    5,667,062.77/7,820,549.54 = 3,219,678.09/x
  3. Step 3: Cross multiply
    5,667,062.77x = 7,820,549.54 × 3,219,678.09
  4. Step 4: Simplify right side
    5,667,062.77x = 25,179,651,992,617.64
  5. Step 5: Solve for x
    x = 25,179,651,992,617.64/5,667,062.77
  6. Step 6: Final answer
    x = 4,443,157.42

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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.