Home / 6,654,535.60-9,983,571.84-2,105,665.20

Finding the Fourth Proportional to 6,654,535.60, 9,983,571.84 and 2,105,665.20

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Solution

The fourth proportional to 6,654,535.60, 9,983,571.84 and 2,105,665.20 is: 3,159,057.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654,535.60 : 9,983,571.84 = 2,105,665.20 : x
  2. Step 2: Convert to fraction form
    6,654,535.60/9,983,571.84 = 2,105,665.20/x
  3. Step 3: Cross multiply
    6,654,535.60x = 9,983,571.84 × 2,105,665.20
  4. Step 4: Simplify right side
    6,654,535.60x = 21,022,059,795,187.97
  5. Step 5: Solve for x
    x = 21,022,059,795,187.97/6,654,535.60
  6. Step 6: Final answer
    x = 3,159,057.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.