Home / 8,004,687.90-11,039,006.07-7,410,212.70

Finding the Fourth Proportional to 8,004,687.90, 11,039,006.07 and 7,410,212.70

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Solution

The fourth proportional to 8,004,687.90, 11,039,006.07 and 7,410,212.70 is: 10,219,184.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,004,687.90 : 11,039,006.07 = 7,410,212.70 : x
  2. Step 2: Convert to fraction form
    8,004,687.90/11,039,006.07 = 7,410,212.70/x
  3. Step 3: Cross multiply
    8,004,687.90x = 11,039,006.07 × 7,410,212.70
  4. Step 4: Simplify right side
    8,004,687.90x = 81,801,382,975,291.09
  5. Step 5: Solve for x
    x = 81,801,382,975,291.09/8,004,687.90
  6. Step 6: Final answer
    x = 10,219,184.56

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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.