Home / 6,224,721.38-8,590,181.12-3,508,467.38

Finding the Fourth Proportional to 6,224,721.38, 8,590,181.12 and 3,508,467.38

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Solution

The fourth proportional to 6,224,721.38, 8,590,181.12 and 3,508,467.38 is: 4,841,721.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,224,721.38 : 8,590,181.12 = 3,508,467.38 : x
  2. Step 2: Convert to fraction form
    6,224,721.38/8,590,181.12 = 3,508,467.38/x
  3. Step 3: Cross multiply
    6,224,721.38x = 8,590,181.12 × 3,508,467.38
  4. Step 4: Simplify right side
    6,224,721.38x = 30,138,370,187,318.62
  5. Step 5: Solve for x
    x = 30,138,370,187,318.62/6,224,721.38
  6. Step 6: Final answer
    x = 4,841,721.96

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Double scale
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1.5x scale

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.