Home / 5,718,160.20-7,891,116.43-3,139,896.33

Finding the Fourth Proportional to 5,718,160.20, 7,891,116.43 and 3,139,896.33

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Solution

The fourth proportional to 5,718,160.20, 7,891,116.43 and 3,139,896.33 is: 4,333,087.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718,160.20 : 7,891,116.43 = 3,139,896.33 : x
  2. Step 2: Convert to fraction form
    5,718,160.20/7,891,116.43 = 3,139,896.33/x
  3. Step 3: Cross multiply
    5,718,160.20x = 7,891,116.43 × 3,139,896.33
  4. Step 4: Simplify right side
    5,718,160.20x = 24,777,287,489,587.24
  5. Step 5: Solve for x
    x = 24,777,287,489,587.24/5,718,160.20
  6. Step 6: Final answer
    x = 4,333,087.33

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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.