Home / 6,617,949.77-9,131,354.03-3,863,387.14

Finding the Fourth Proportional to 6,617,949.77, 9,131,354.03 and 3,863,387.14

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Solution

The fourth proportional to 6,617,949.77, 9,131,354.03 and 3,863,387.14 is: 5,330,647.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617,949.77 : 9,131,354.03 = 3,863,387.14 : x
  2. Step 2: Convert to fraction form
    6,617,949.77/9,131,354.03 = 3,863,387.14/x
  3. Step 3: Cross multiply
    6,617,949.77x = 9,131,354.03 × 3,863,387.14
  4. Step 4: Simplify right side
    6,617,949.77x = 35,277,955,717,119.26
  5. Step 5: Solve for x
    x = 35,277,955,717,119.26/6,617,949.77
  6. Step 6: Final answer
    x = 5,330,647.24

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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.