Home / 6,990,575.56-9,644,687.22-5,699,195.80

Finding the Fourth Proportional to 6,990,575.56, 9,644,687.22 and 5,699,195.80

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Solution

The fourth proportional to 6,990,575.56, 9,644,687.22 and 5,699,195.80 is: 7,863,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,575.56 : 9,644,687.22 = 5,699,195.80 : x
  2. Step 2: Convert to fraction form
    6,990,575.56/9,644,687.22 = 5,699,195.80/x
  3. Step 3: Cross multiply
    6,990,575.56x = 9,644,687.22 × 5,699,195.80
  4. Step 4: Simplify right side
    6,990,575.56x = 54,966,960,896,537.68
  5. Step 5: Solve for x
    x = 54,966,960,896,537.68/6,990,575.56
  6. Step 6: Final answer
    x = 7,863,009.34

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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.