Home / 22,933,195.85-31,647,788.93-12,619,918.94

Finding the Fourth Proportional to 22,933,195.85, 31,647,788.93 and 12,619,918.94

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Solution

The fourth proportional to 22,933,195.85, 31,647,788.93 and 12,619,918.94 is: 17,415,476.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,933,195.85 : 31,647,788.93 = 12,619,918.94 : x
  2. Step 2: Convert to fraction form
    22,933,195.85/31,647,788.93 = 12,619,918.94/x
  3. Step 3: Cross multiply
    22,933,195.85x = 31,647,788.93 × 12,619,918.94
  4. Step 4: Simplify right side
    22,933,195.85x = 399,392,530,705,490.81
  5. Step 5: Solve for x
    x = 399,392,530,705,490.81/22,933,195.85
  6. Step 6: Final answer
    x = 17,415,476.39

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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.