Home / 19,096,976.68-28,645,183.26-4,720,045.96

Finding the Fourth Proportional to 19,096,976.68, 28,645,183.26 and 4,720,045.96

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Solution

The fourth proportional to 19,096,976.68, 28,645,183.26 and 4,720,045.96 is: 7,079,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,096,976.68 : 28,645,183.26 = 4,720,045.96 : x
  2. Step 2: Convert to fraction form
    19,096,976.68/28,645,183.26 = 4,720,045.96/x
  3. Step 3: Cross multiply
    19,096,976.68x = 28,645,183.26 × 4,720,045.96
  4. Step 4: Simplify right side
    19,096,976.68x = 135,206,581,519,822.64
  5. Step 5: Solve for x
    x = 135,206,581,519,822.64/19,096,976.68
  6. Step 6: Final answer
    x = 7,079,999.30

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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.