Home / 5,395,818.60-8,091,395.10-2,699,101.80

Finding the Fourth Proportional to 5,395,818.60, 8,091,395.10 and 2,699,101.80

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Solution

The fourth proportional to 5,395,818.60, 8,091,395.10 and 2,699,101.80 is: 4,047,485.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,818.60 : 8,091,395.10 = 2,699,101.80 : x
  2. Step 2: Convert to fraction form
    5,395,818.60/8,091,395.10 = 2,699,101.80/x
  3. Step 3: Cross multiply
    5,395,818.60x = 8,091,395.10 × 2,699,101.80
  4. Step 4: Simplify right side
    5,395,818.60x = 21,839,499,078,921.18
  5. Step 5: Solve for x
    x = 21,839,499,078,921.18/5,395,818.60
  6. Step 6: Final answer
    x = 4,047,485.78

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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.