Home / 7,910,770.10-11,873,153.55-6,777,029.30

Finding the Fourth Proportional to 7,910,770.10, 11,873,153.55 and 6,777,029.30

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Solution

The fourth proportional to 7,910,770.10, 11,873,153.55 and 6,777,029.30 is: 10,171,539.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910,770.10 : 11,873,153.55 = 6,777,029.30 : x
  2. Step 2: Convert to fraction form
    7,910,770.10/11,873,153.55 = 6,777,029.30/x
  3. Step 3: Cross multiply
    7,910,770.10x = 11,873,153.55 × 6,777,029.30
  4. Step 4: Simplify right side
    7,910,770.10x = 80,464,709,491,749.02
  5. Step 5: Solve for x
    x = 80,464,709,491,749.02/7,910,770.10
  6. Step 6: Final answer
    x = 10,171,539.37

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1.5x scale

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.