Home / 8,045,876.72-11,993,018.50-7,400,174.96

Finding the Fourth Proportional to 8,045,876.72, 11,993,018.50 and 7,400,174.96

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Solution

The fourth proportional to 8,045,876.72, 11,993,018.50 and 7,400,174.96 is: 11,030,548.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,876.72 : 11,993,018.50 = 7,400,174.96 : x
  2. Step 2: Convert to fraction form
    8,045,876.72/11,993,018.50 = 7,400,174.96/x
  3. Step 3: Cross multiply
    8,045,876.72x = 11,993,018.50 × 7,400,174.96
  4. Step 4: Simplify right side
    8,045,876.72x = 88,750,435,198,516.77
  5. Step 5: Solve for x
    x = 88,750,435,198,516.77/8,045,876.72
  6. Step 6: Final answer
    x = 11,030,548.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.