Home / 12,096,279.70-18,144,419.55-6,994,446.10

Finding the Fourth Proportional to 12,096,279.70, 18,144,419.55 and 6,994,446.10

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Solution

The fourth proportional to 12,096,279.70, 18,144,419.55 and 6,994,446.10 is: 10,491,669.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,279.70 : 18,144,419.55 = 6,994,446.10 : x
  2. Step 2: Convert to fraction form
    12,096,279.70/18,144,419.55 = 6,994,446.10/x
  3. Step 3: Cross multiply
    12,096,279.70x = 18,144,419.55 × 6,994,446.10
  4. Step 4: Simplify right side
    12,096,279.70x = 126,910,164,558,261.25
  5. Step 5: Solve for x
    x = 126,910,164,558,261.25/12,096,279.70
  6. Step 6: Final answer
    x = 10,491,669.15

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Double scale
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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.