Home / 8,171,572.25-11,275,788.49-4,686,729.91

Finding the Fourth Proportional to 8,171,572.25, 11,275,788.49 and 4,686,729.91

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Solution

The fourth proportional to 8,171,572.25, 11,275,788.49 and 4,686,729.91 is: 6,467,124.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171,572.25 : 11,275,788.49 = 4,686,729.91 : x
  2. Step 2: Convert to fraction form
    8,171,572.25/11,275,788.49 = 4,686,729.91/x
  3. Step 3: Cross multiply
    8,171,572.25x = 11,275,788.49 × 4,686,729.91
  4. Step 4: Simplify right side
    8,171,572.25x = 52,846,575,135,010.44
  5. Step 5: Solve for x
    x = 52,846,575,135,010.44/8,171,572.25
  6. Step 6: Final answer
    x = 6,467,124.50

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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.