Home / 8,172,900.43-11,278,185.96-4,501,737.97

Finding the Fourth Proportional to 8,172,900.43, 11,278,185.96 and 4,501,737.97

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Solution

The fourth proportional to 8,172,900.43, 11,278,185.96 and 4,501,737.97 is: 6,212,168.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,900.43 : 11,278,185.96 = 4,501,737.97 : x
  2. Step 2: Convert to fraction form
    8,172,900.43/11,278,185.96 = 4,501,737.97/x
  3. Step 3: Cross multiply
    8,172,900.43x = 11,278,185.96 × 4,501,737.97
  4. Step 4: Simplify right side
    8,172,900.43x = 50,771,437,968,852.90
  5. Step 5: Solve for x
    x = 50,771,437,968,852.90/8,172,900.43
  6. Step 6: Final answer
    x = 6,212,168.91

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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.