Home / 6,589,491.60-9,890,142.30-5,691,946.80

Finding the Fourth Proportional to 6,589,491.60, 9,890,142.30 and 5,691,946.80

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Solution

The fourth proportional to 6,589,491.60, 9,890,142.30 and 5,691,946.80 is: 8,543,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,589,491.60 : 9,890,142.30 = 5,691,946.80 : x
  2. Step 2: Convert to fraction form
    6,589,491.60/9,890,142.30 = 5,691,946.80/x
  3. Step 3: Cross multiply
    6,589,491.60x = 9,890,142.30 × 5,691,946.80
  4. Step 4: Simplify right side
    6,589,491.60x = 56,294,163,816,029.64
  5. Step 5: Solve for x
    x = 56,294,163,816,029.64/6,589,491.60
  6. Step 6: Final answer
    x = 8,543,020.80

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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.