Home / 7,991,476.80-11,026,111.68-4,553,644.56

Finding the Fourth Proportional to 7,991,476.80, 11,026,111.68 and 4,553,644.56

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Solution

The fourth proportional to 7,991,476.80, 11,026,111.68 and 4,553,644.56 is: 6,282,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,991,476.80 : 11,026,111.68 = 4,553,644.56 : x
  2. Step 2: Convert to fraction form
    7,991,476.80/11,026,111.68 = 4,553,644.56/x
  3. Step 3: Cross multiply
    7,991,476.80x = 11,026,111.68 × 4,553,644.56
  4. Step 4: Simplify right side
    7,991,476.80x = 50,208,993,469,584.45
  5. Step 5: Solve for x
    x = 50,208,993,469,584.45/7,991,476.80
  6. Step 6: Final answer
    x = 6,282,817.90

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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.