Home / 10,752,776.90-16,129,165.35-6,945,647.30

Finding the Fourth Proportional to 10,752,776.90, 16,129,165.35 and 6,945,647.30

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Solution

The fourth proportional to 10,752,776.90, 16,129,165.35 and 6,945,647.30 is: 10,418,470.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,776.90 : 16,129,165.35 = 6,945,647.30 : x
  2. Step 2: Convert to fraction form
    10,752,776.90/16,129,165.35 = 6,945,647.30/x
  3. Step 3: Cross multiply
    10,752,776.90x = 16,129,165.35 × 6,945,647.30
  4. Step 4: Simplify right side
    10,752,776.90x = 112,027,493,764,481.05
  5. Step 5: Solve for x
    x = 112,027,493,764,481.05/10,752,776.90
  6. Step 6: Final answer
    x = 10,418,470.95

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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.