Home / 20,395,079.70-30,622,770.98-13,613,902.26

Finding the Fourth Proportional to 20,395,079.70, 30,622,770.98 and 13,613,902.26

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Solution

The fourth proportional to 20,395,079.70, 30,622,770.98 and 13,613,902.26 is: 20,440,979.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,395,079.70 : 30,622,770.98 = 13,613,902.26 : x
  2. Step 2: Convert to fraction form
    20,395,079.70/30,622,770.98 = 13,613,902.26/x
  3. Step 3: Cross multiply
    20,395,079.70x = 30,622,770.98 × 13,613,902.26
  4. Step 4: Simplify right side
    20,395,079.70x = 416,895,411,052,084.44
  5. Step 5: Solve for x
    x = 416,895,411,052,084.44/20,395,079.70
  6. Step 6: Final answer
    x = 20,440,979.75

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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.