Home / 6,497,591.70-8,963,861.90-3,917,839.31

Finding the Fourth Proportional to 6,497,591.70, 8,963,861.90 and 3,917,839.31

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Solution

The fourth proportional to 6,497,591.70, 8,963,861.90 and 3,917,839.31 is: 5,404,921.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,497,591.70 : 8,963,861.90 = 3,917,839.31 : x
  2. Step 2: Convert to fraction form
    6,497,591.70/8,963,861.90 = 3,917,839.31/x
  3. Step 3: Cross multiply
    6,497,591.70x = 8,963,861.90 × 3,917,839.31
  4. Step 4: Simplify right side
    6,497,591.70x = 35,118,970,456,822.78
  5. Step 5: Solve for x
    x = 35,118,970,456,822.78/6,497,591.70
  6. Step 6: Final answer
    x = 5,404,921.10

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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.