Home / 8,157,654.20-12,236,481.30-4,378,518.20

Finding the Fourth Proportional to 8,157,654.20, 12,236,481.30 and 4,378,518.20

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Solution

The fourth proportional to 8,157,654.20, 12,236,481.30 and 4,378,518.20 is: 6,567,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157,654.20 : 12,236,481.30 = 4,378,518.20 : x
  2. Step 2: Convert to fraction form
    8,157,654.20/12,236,481.30 = 4,378,518.20/x
  3. Step 3: Cross multiply
    8,157,654.20x = 12,236,481.30 × 4,378,518.20
  4. Step 4: Simplify right side
    8,157,654.20x = 53,577,656,076,009.66
  5. Step 5: Solve for x
    x = 53,577,656,076,009.66/8,157,654.20
  6. Step 6: Final answer
    x = 6,567,777.30

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Similar ratio
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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.