Home / 9,515,240.52-13,131,044.82-5,164,326.96

Finding the Fourth Proportional to 9,515,240.52, 13,131,044.82 and 5,164,326.96

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Solution

The fourth proportional to 9,515,240.52, 13,131,044.82 and 5,164,326.96 is: 7,126,778.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,240.52 : 13,131,044.82 = 5,164,326.96 : x
  2. Step 2: Convert to fraction form
    9,515,240.52/13,131,044.82 = 5,164,326.96/x
  3. Step 3: Cross multiply
    9,515,240.52x = 13,131,044.82 × 5,164,326.96
  4. Step 4: Simplify right side
    9,515,240.52x = 67,813,008,776,894.35
  5. Step 5: Solve for x
    x = 67,813,008,776,894.35/9,515,240.52
  6. Step 6: Final answer
    x = 7,126,778.21

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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.