Home / 6,444,279.09-9,668,436.14-2,129,361.08

Finding the Fourth Proportional to 6,444,279.09, 9,668,436.14 and 2,129,361.08

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Solution

The fourth proportional to 6,444,279.09, 9,668,436.14 and 2,129,361.08 is: 3,194,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444,279.09 : 9,668,436.14 = 2,129,361.08 : x
  2. Step 2: Convert to fraction form
    6,444,279.09/9,668,436.14 = 2,129,361.08/x
  3. Step 3: Cross multiply
    6,444,279.09x = 9,668,436.14 × 2,129,361.08
  4. Step 4: Simplify right side
    6,444,279.09x = 20,587,591,577,962.66
  5. Step 5: Solve for x
    x = 20,587,591,577,962.66/6,444,279.09
  6. Step 6: Final answer
    x = 3,194,708.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.