Home / 20,207,644.70-30,321,705.46-8,848,204.70

Finding the Fourth Proportional to 20,207,644.70, 30,321,705.46 and 8,848,204.70

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Solution

The fourth proportional to 20,207,644.70, 30,321,705.46 and 8,848,204.70 is: 13,276,790.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,207,644.70 : 30,321,705.46 = 8,848,204.70 : x
  2. Step 2: Convert to fraction form
    20,207,644.70/30,321,705.46 = 8,848,204.70/x
  3. Step 3: Cross multiply
    20,207,644.70x = 30,321,705.46 × 8,848,204.70
  4. Step 4: Simplify right side
    20,207,644.70x = 268,292,656,763,187.66
  5. Step 5: Solve for x
    x = 268,292,656,763,187.66/20,207,644.70
  6. Step 6: Final answer
    x = 13,276,790.08

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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.