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Finding the Fourth Proportional to 6,564,659.25, 9,058,861.22 and 3,664,237.11

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Solution

The fourth proportional to 6,564,659.25, 9,058,861.22 and 3,664,237.11 is: 5,056,441.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,564,659.25 : 9,058,861.22 = 3,664,237.11 : x
  2. Step 2: Convert to fraction form
    6,564,659.25/9,058,861.22 = 3,664,237.11/x
  3. Step 3: Cross multiply
    6,564,659.25x = 9,058,861.22 × 3,664,237.11
  4. Step 4: Simplify right side
    6,564,659.25x = 33,193,815,456,663.88
  5. Step 5: Solve for x
    x = 33,193,815,456,663.88/6,564,659.25
  6. Step 6: Final answer
    x = 5,056,441.50

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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.