Home / 8,109,318.22-11,190,888.80-4,388,149.26

Finding the Fourth Proportional to 8,109,318.22, 11,190,888.80 and 4,388,149.26

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Solution

The fourth proportional to 8,109,318.22, 11,190,888.80 and 4,388,149.26 is: 6,055,662.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,109,318.22 : 11,190,888.80 = 4,388,149.26 : x
  2. Step 2: Convert to fraction form
    8,109,318.22/11,190,888.80 = 4,388,149.26/x
  3. Step 3: Cross multiply
    8,109,318.22x = 11,190,888.80 × 4,388,149.26
  4. Step 4: Simplify right side
    8,109,318.22x = 49,107,290,406,462.29
  5. Step 5: Solve for x
    x = 49,107,290,406,462.29/8,109,318.22
  6. Step 6: Final answer
    x = 6,055,662.03

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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.