Home / 8,077,817.96-11,147,209.38-4,456,145

Finding the Fourth Proportional to 8,077,817.96, 11,147,209.38 and 4,456,145

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Solution

The fourth proportional to 8,077,817.96, 11,147,209.38 and 4,456,145 is: 6,149,381.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077,817.96 : 11,147,209.38 = 4,456,145 : x
  2. Step 2: Convert to fraction form
    8,077,817.96/11,147,209.38 = 4,456,145/x
  3. Step 3: Cross multiply
    8,077,817.96x = 11,147,209.38 × 4,456,145
  4. Step 4: Simplify right side
    8,077,817.96x = 49,673,581,342,640.10
  5. Step 5: Solve for x
    x = 49,673,581,342,640.10/8,077,817.96
  6. Step 6: Final answer
    x = 6,149,381.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.