Home / 12,096,906.60-18,145,359.90-12,012,925.80

Finding the Fourth Proportional to 12,096,906.60, 18,145,359.90 and 12,012,925.80

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Solution

The fourth proportional to 12,096,906.60, 18,145,359.90 and 12,012,925.80 is: 18,019,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,906.60 : 18,145,359.90 = 12,012,925.80 : x
  2. Step 2: Convert to fraction form
    12,096,906.60/18,145,359.90 = 12,012,925.80/x
  3. Step 3: Cross multiply
    12,096,906.60x = 18,145,359.90 × 12,012,925.80
  4. Step 4: Simplify right side
    12,096,906.60x = 217,978,862,092,995.41
  5. Step 5: Solve for x
    x = 217,978,862,092,995.41/12,096,906.60
  6. Step 6: Final answer
    x = 18,019,388.70

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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.