Home / 8,144,912.77-12,198,768.66-3,888,070.36

Finding the Fourth Proportional to 8,144,912.77, 12,198,768.66 and 3,888,070.36

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Solution

The fourth proportional to 8,144,912.77, 12,198,768.66 and 3,888,070.36 is: 5,823,226.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144,912.77 : 12,198,768.66 = 3,888,070.36 : x
  2. Step 2: Convert to fraction form
    8,144,912.77/12,198,768.66 = 3,888,070.36/x
  3. Step 3: Cross multiply
    8,144,912.77x = 12,198,768.66 × 3,888,070.36
  4. Step 4: Simplify right side
    8,144,912.77x = 47,429,670,855,442.91
  5. Step 5: Solve for x
    x = 47,429,670,855,442.91/8,144,912.77
  6. Step 6: Final answer
    x = 5,823,226.37

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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.