Home / 12,096,971.20-18,145,456.80-8,065,892.80

Finding the Fourth Proportional to 12,096,971.20, 18,145,456.80 and 8,065,892.80

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Solution

The fourth proportional to 12,096,971.20, 18,145,456.80 and 8,065,892.80 is: 12,098,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,971.20 : 18,145,456.80 = 8,065,892.80 : x
  2. Step 2: Convert to fraction form
    12,096,971.20/18,145,456.80 = 8,065,892.80/x
  3. Step 3: Cross multiply
    12,096,971.20x = 18,145,456.80 × 8,065,892.80
  4. Step 4: Simplify right side
    12,096,971.20x = 146,359,309,355,831.03
  5. Step 5: Solve for x
    x = 146,359,309,355,831.03/12,096,971.20
  6. Step 6: Final answer
    x = 12,098,839.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.