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Finding the Fourth Proportional to 6,541,224.53, 9,026,798.76 and 3,640,616.15

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Solution

The fourth proportional to 6,541,224.53, 9,026,798.76 and 3,640,616.15 is: 5,023,999.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541,224.53 : 9,026,798.76 = 3,640,616.15 : x
  2. Step 2: Convert to fraction form
    6,541,224.53/9,026,798.76 = 3,640,616.15/x
  3. Step 3: Cross multiply
    6,541,224.53x = 9,026,798.76 × 3,640,616.15
  4. Step 4: Simplify right side
    6,541,224.53x = 32,863,109,303,321.98
  5. Step 5: Solve for x
    x = 32,863,109,303,321.98/6,541,224.53
  6. Step 6: Final answer
    x = 5,023,999.59

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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.