Home / 10,777,739.20-16,166,608.80-7,376,516.80

Finding the Fourth Proportional to 10,777,739.20, 16,166,608.80 and 7,376,516.80

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Solution

The fourth proportional to 10,777,739.20, 16,166,608.80 and 7,376,516.80 is: 11,064,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,739.20 : 16,166,608.80 = 7,376,516.80 : x
  2. Step 2: Convert to fraction form
    10,777,739.20/16,166,608.80 = 7,376,516.80/x
  3. Step 3: Cross multiply
    10,777,739.20x = 16,166,608.80 × 7,376,516.80
  4. Step 4: Simplify right side
    10,777,739.20x = 119,253,261,412,227.84
  5. Step 5: Solve for x
    x = 119,253,261,412,227.84/10,777,739.20
  6. Step 6: Final answer
    x = 11,064,775.20

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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.