Home / 12,096,515.80-18,144,773.70-10,902,122.20

Finding the Fourth Proportional to 12,096,515.80, 18,144,773.70 and 10,902,122.20

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Solution

The fourth proportional to 12,096,515.80, 18,144,773.70 and 10,902,122.20 is: 16,353,183.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,515.80 : 18,144,773.70 = 10,902,122.20 : x
  2. Step 2: Convert to fraction form
    12,096,515.80/18,144,773.70 = 10,902,122.20/x
  3. Step 3: Cross multiply
    12,096,515.80x = 18,144,773.70 × 10,902,122.20
  4. Step 4: Simplify right side
    12,096,515.80x = 197,816,540,168,746.12
  5. Step 5: Solve for x
    x = 197,816,540,168,746.12/12,096,515.80
  6. Step 6: Final answer
    x = 16,353,183.30

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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.