Home / 9,193,186.80-13,789,780.20-7,776,010.80

Finding the Fourth Proportional to 9,193,186.80, 13,789,780.20 and 7,776,010.80

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Solution

The fourth proportional to 9,193,186.80, 13,789,780.20 and 7,776,010.80 is: 11,664,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193,186.80 : 13,789,780.20 = 7,776,010.80 : x
  2. Step 2: Convert to fraction form
    9,193,186.80/13,789,780.20 = 7,776,010.80/x
  3. Step 3: Cross multiply
    9,193,186.80x = 13,789,780.20 × 7,776,010.80
  4. Step 4: Simplify right side
    9,193,186.80x = 107,229,479,764,826.16
  5. Step 5: Solve for x
    x = 107,229,479,764,826.16/9,193,186.80
  6. Step 6: Final answer
    x = 11,664,016.20

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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.