Home / 8,309,116.20-12,463,674.30-6,890,773.80

Finding the Fourth Proportional to 8,309,116.20, 12,463,674.30 and 6,890,773.80

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Solution

The fourth proportional to 8,309,116.20, 12,463,674.30 and 6,890,773.80 is: 10,336,160.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309,116.20 : 12,463,674.30 = 6,890,773.80 : x
  2. Step 2: Convert to fraction form
    8,309,116.20/12,463,674.30 = 6,890,773.80/x
  3. Step 3: Cross multiply
    8,309,116.20x = 12,463,674.30 × 6,890,773.80
  4. Step 4: Simplify right side
    8,309,116.20x = 85,884,360,318,173.34
  5. Step 5: Solve for x
    x = 85,884,360,318,173.34/8,309,116.20
  6. Step 6: Final answer
    x = 10,336,160.70

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Double scale
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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.