Home / 12,096,585.20-18,144,878.04-12,012,604.40

Finding the Fourth Proportional to 12,096,585.20, 18,144,878.04 and 12,012,604.40

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Solution

The fourth proportional to 12,096,585.20, 18,144,878.04 and 12,012,604.40 is: 18,018,906.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,585.20 : 18,144,878.04 = 12,012,604.40 : x
  2. Step 2: Convert to fraction form
    12,096,585.20/18,144,878.04 = 12,012,604.40/x
  3. Step 3: Cross multiply
    12,096,585.20x = 18,144,878.04 × 12,012,604.40
  4. Step 4: Simplify right side
    12,096,585.20x = 217,967,241,780,767.38
  5. Step 5: Solve for x
    x = 217,967,241,780,767.38/12,096,585.20
  6. Step 6: Final answer
    x = 18,018,906.84

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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.