Home / 8,790,249.30-13,188,545.10-4,687,255.05

Finding the Fourth Proportional to 8,790,249.30, 13,188,545.10 and 4,687,255.05

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Solution

The fourth proportional to 8,790,249.30, 13,188,545.10 and 4,687,255.05 is: 7,032,573.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790,249.30 : 13,188,545.10 = 4,687,255.05 : x
  2. Step 2: Convert to fraction form
    8,790,249.30/13,188,545.10 = 4,687,255.05/x
  3. Step 3: Cross multiply
    8,790,249.30x = 13,188,545.10 × 4,687,255.05
  4. Step 4: Simplify right side
    8,790,249.30x = 61,818,074,622,127.75
  5. Step 5: Solve for x
    x = 61,818,074,622,127.75/8,790,249.30
  6. Step 6: Final answer
    x = 7,032,573.54

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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.