Home / 5,555,439.89-7,666,196.64-3,107,578.31

Finding the Fourth Proportional to 5,555,439.89, 7,666,196.64 and 3,107,578.31

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Solution

The fourth proportional to 5,555,439.89, 7,666,196.64 and 3,107,578.31 is: 4,288,284.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,439.89 : 7,666,196.64 = 3,107,578.31 : x
  2. Step 2: Convert to fraction form
    5,555,439.89/7,666,196.64 = 3,107,578.31/x
  3. Step 3: Cross multiply
    5,555,439.89x = 7,666,196.64 × 3,107,578.31
  4. Step 4: Simplify right side
    5,555,439.89x = 23,823,306,398,658.88
  5. Step 5: Solve for x
    x = 23,823,306,398,658.88/5,555,439.89
  6. Step 6: Final answer
    x = 4,288,284.43

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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.