Home / 8,873,971.70-13,275,934.55-6,721,198.25

Finding the Fourth Proportional to 8,873,971.70, 13,275,934.55 and 6,721,198.25

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Solution

The fourth proportional to 8,873,971.70, 13,275,934.55 and 6,721,198.25 is: 10,055,270.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873,971.70 : 13,275,934.55 = 6,721,198.25 : x
  2. Step 2: Convert to fraction form
    8,873,971.70/13,275,934.55 = 6,721,198.25/x
  3. Step 3: Cross multiply
    8,873,971.70x = 13,275,934.55 × 6,721,198.25
  4. Step 4: Simplify right side
    8,873,971.70x = 89,230,187,964,588.88
  5. Step 5: Solve for x
    x = 89,230,187,964,588.88/8,873,971.70
  6. Step 6: Final answer
    x = 10,055,270.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.