Home / 12,509,609.46-17,263,129.11-7,003,029.54

Finding the Fourth Proportional to 12,509,609.46, 17,263,129.11 and 7,003,029.54

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Solution

The fourth proportional to 12,509,609.46, 17,263,129.11 and 7,003,029.54 is: 9,664,106.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,509,609.46 : 17,263,129.11 = 7,003,029.54 : x
  2. Step 2: Convert to fraction form
    12,509,609.46/17,263,129.11 = 7,003,029.54/x
  3. Step 3: Cross multiply
    12,509,609.46x = 17,263,129.11 × 7,003,029.54
  4. Step 4: Simplify right side
    12,509,609.46x = 120,894,203,110,163.91
  5. Step 5: Solve for x
    x = 120,894,203,110,163.91/12,509,609.46
  6. Step 6: Final answer
    x = 9,664,106.90

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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.