Home / 8,194,269.20-12,280,906.20-7,291,475.60

Finding the Fourth Proportional to 8,194,269.20, 12,280,906.20 and 7,291,475.60

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Solution

The fourth proportional to 8,194,269.20, 12,280,906.20 and 7,291,475.60 is: 10,927,872.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,269.20 : 12,280,906.20 = 7,291,475.60 : x
  2. Step 2: Convert to fraction form
    8,194,269.20/12,280,906.20 = 7,291,475.60/x
  3. Step 3: Cross multiply
    8,194,269.20x = 12,280,906.20 × 7,291,475.60
  4. Step 4: Simplify right side
    8,194,269.20x = 89,545,927,903,188.70
  5. Step 5: Solve for x
    x = 89,545,927,903,188.70/8,194,269.20
  6. Step 6: Final answer
    x = 10,927,872.36

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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.