Home / 5,223,636.12-7,208,473.82-3,131,661.26

Finding the Fourth Proportional to 5,223,636.12, 7,208,473.82 and 3,131,661.26

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Solution

The fourth proportional to 5,223,636.12, 7,208,473.82 and 3,131,661.26 is: 4,321,606.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223,636.12 : 7,208,473.82 = 3,131,661.26 : x
  2. Step 2: Convert to fraction form
    5,223,636.12/7,208,473.82 = 3,131,661.26/x
  3. Step 3: Cross multiply
    5,223,636.12x = 7,208,473.82 × 3,131,661.26
  4. Step 4: Simplify right side
    5,223,636.12x = 22,574,498,205,818.21
  5. Step 5: Solve for x
    x = 22,574,498,205,818.21/5,223,636.12
  6. Step 6: Final answer
    x = 4,321,606.19

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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.