Home / 16,053,394.36-22,153,571.86-8,711,040.78

Finding the Fourth Proportional to 16,053,394.36, 22,153,571.86 and 8,711,040.78

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Solution

The fourth proportional to 16,053,394.36, 22,153,571.86 and 8,711,040.78 is: 12,021,175.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,053,394.36 : 22,153,571.86 = 8,711,040.78 : x
  2. Step 2: Convert to fraction form
    16,053,394.36/22,153,571.86 = 8,711,040.78/x
  3. Step 3: Cross multiply
    16,053,394.36x = 22,153,571.86 × 8,711,040.78
  4. Step 4: Simplify right side
    16,053,394.36x = 192,980,667,895,120.44
  5. Step 5: Solve for x
    x = 192,980,667,895,120.44/16,053,394.36
  6. Step 6: Final answer
    x = 12,021,175.31

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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.