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Finding the Fourth Proportional to 6,551,562.22, 9,824,993.25 and 2,509,186.54

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Solution

The fourth proportional to 6,551,562.22, 9,824,993.25 and 2,509,186.54 is: 3,762,879.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,562.22 : 9,824,993.25 = 2,509,186.54 : x
  2. Step 2: Convert to fraction form
    6,551,562.22/9,824,993.25 = 2,509,186.54/x
  3. Step 3: Cross multiply
    6,551,562.22x = 9,824,993.25 × 2,509,186.54
  4. Step 4: Simplify right side
    6,551,562.22x = 24,652,740,818,490.86
  5. Step 5: Solve for x
    x = 24,652,740,818,490.86/6,551,562.22
  6. Step 6: Final answer
    x = 3,762,879.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.