Home / 8,636,212.80-11,913,669-5,149,092.24

Finding the Fourth Proportional to 8,636,212.80, 11,913,669 and 5,149,092.24

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Solution

The fourth proportional to 8,636,212.80, 11,913,669 and 5,149,092.24 is: 7,103,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636,212.80 : 11,913,669 = 5,149,092.24 : x
  2. Step 2: Convert to fraction form
    8,636,212.80/11,913,669 = 5,149,092.24/x
  3. Step 3: Cross multiply
    8,636,212.80x = 11,913,669 × 5,149,092.24
  4. Step 4: Simplify right side
    8,636,212.80x = 61,344,580,597,828.56
  5. Step 5: Solve for x
    x = 61,344,580,597,828.56/8,636,212.80
  6. Step 6: Final answer
    x = 7,103,180.76

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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.