Home / 12,096,028.20-18,144,042.30-10,269,445.80

Finding the Fourth Proportional to 12,096,028.20, 18,144,042.30 and 10,269,445.80

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Solution

The fourth proportional to 12,096,028.20, 18,144,042.30 and 10,269,445.80 is: 15,404,168.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,028.20 : 18,144,042.30 = 10,269,445.80 : x
  2. Step 2: Convert to fraction form
    12,096,028.20/18,144,042.30 = 10,269,445.80/x
  3. Step 3: Cross multiply
    12,096,028.20x = 18,144,042.30 × 10,269,445.80
  4. Step 4: Simplify right side
    12,096,028.20x = 186,329,258,992,757.38
  5. Step 5: Solve for x
    x = 186,329,258,992,757.38/12,096,028.20
  6. Step 6: Final answer
    x = 15,404,168.70

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Similar ratio
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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.