Home / 7,873,406.91-11,810,110.37-1,889,774.91

Finding the Fourth Proportional to 7,873,406.91, 11,810,110.37 and 1,889,774.91

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Solution

The fourth proportional to 7,873,406.91, 11,810,110.37 and 1,889,774.91 is: 2,834,662.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873,406.91 : 11,810,110.37 = 1,889,774.91 : x
  2. Step 2: Convert to fraction form
    7,873,406.91/11,810,110.37 = 1,889,774.91/x
  3. Step 3: Cross multiply
    7,873,406.91x = 11,810,110.37 × 1,889,774.91
  4. Step 4: Simplify right side
    7,873,406.91x = 22,318,450,252,107.94
  5. Step 5: Solve for x
    x = 22,318,450,252,107.94/7,873,406.91
  6. Step 6: Final answer
    x = 2,834,662.37

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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.