Home / 8,187,343.20-12,281,014.80-6,593,020.20

Finding the Fourth Proportional to 8,187,343.20, 12,281,014.80 and 6,593,020.20

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Solution

The fourth proportional to 8,187,343.20, 12,281,014.80 and 6,593,020.20 is: 9,889,530.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187,343.20 : 12,281,014.80 = 6,593,020.20 : x
  2. Step 2: Convert to fraction form
    8,187,343.20/12,281,014.80 = 6,593,020.20/x
  3. Step 3: Cross multiply
    8,187,343.20x = 12,281,014.80 × 6,593,020.20
  4. Step 4: Simplify right side
    8,187,343.20x = 80,968,978,652,898.97
  5. Step 5: Solve for x
    x = 80,968,978,652,898.97/8,187,343.20
  6. Step 6: Final answer
    x = 9,889,530.30

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Similar ratio
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1.5x scale

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.