Home / 20,192,263.96-30,288,446.16-8,062,714.84

Finding the Fourth Proportional to 20,192,263.96, 30,288,446.16 and 8,062,714.84

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Solution

The fourth proportional to 20,192,263.96, 30,288,446.16 and 8,062,714.84 is: 12,094,092.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,192,263.96 : 30,288,446.16 = 8,062,714.84 : x
  2. Step 2: Convert to fraction form
    20,192,263.96/30,288,446.16 = 8,062,714.84/x
  3. Step 3: Cross multiply
    20,192,263.96x = 30,288,446.16 × 8,062,714.84
  4. Step 4: Simplify right side
    20,192,263.96x = 244,207,104,334,773
  5. Step 5: Solve for x
    x = 244,207,104,334,773/20,192,263.96
  6. Step 6: Final answer
    x = 12,094,092.31

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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.