Home / 12,096,058.40-18,144,087.60-11,816,122.40

Finding the Fourth Proportional to 12,096,058.40, 18,144,087.60 and 11,816,122.40

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Solution

The fourth proportional to 12,096,058.40, 18,144,087.60 and 11,816,122.40 is: 17,724,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,058.40 : 18,144,087.60 = 11,816,122.40 : x
  2. Step 2: Convert to fraction form
    12,096,058.40/18,144,087.60 = 11,816,122.40/x
  3. Step 3: Cross multiply
    12,096,058.40x = 18,144,087.60 × 11,816,122.40
  4. Step 4: Simplify right side
    12,096,058.40x = 214,392,759,917,922.25
  5. Step 5: Solve for x
    x = 214,392,759,917,922.25/12,096,058.40
  6. Step 6: Final answer
    x = 17,724,183.60

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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.