Home / 8,789,874.19-13,188,600.26-4,745,558.97

Finding the Fourth Proportional to 8,789,874.19, 13,188,600.26 and 4,745,558.97

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Solution

The fourth proportional to 8,789,874.19, 13,188,600.26 and 4,745,558.97 is: 7,120,384.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789,874.19 : 13,188,600.26 = 4,745,558.97 : x
  2. Step 2: Convert to fraction form
    8,789,874.19/13,188,600.26 = 4,745,558.97/x
  3. Step 3: Cross multiply
    8,789,874.19x = 13,188,600.26 × 4,745,558.97
  4. Step 4: Simplify right side
    8,789,874.19x = 62,587,280,241,859.54
  5. Step 5: Solve for x
    x = 62,587,280,241,859.54/8,789,874.19
  6. Step 6: Final answer
    x = 7,120,384.08

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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.