Home / 12,096,743.70-18,145,115.55-10,976,999.70

Finding the Fourth Proportional to 12,096,743.70, 18,145,115.55 and 10,976,999.70

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Solution

The fourth proportional to 12,096,743.70, 18,145,115.55 and 10,976,999.70 is: 16,465,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,743.70 : 18,145,115.55 = 10,976,999.70 : x
  2. Step 2: Convert to fraction form
    12,096,743.70/18,145,115.55 = 10,976,999.70/x
  3. Step 3: Cross multiply
    12,096,743.70x = 18,145,115.55 × 10,976,999.70
  4. Step 4: Simplify right side
    12,096,743.70x = 199,178,927,948,815.34
  5. Step 5: Solve for x
    x = 199,178,927,948,815.34/12,096,743.70
  6. Step 6: Final answer
    x = 16,465,499.55

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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.