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Finding the Fourth Proportional to 6,503,480.37, 9,753,152.72 and 6,078,917.25

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Solution

The fourth proportional to 6,503,480.37, 9,753,152.72 and 6,078,917.25 is: 9,116,443.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503,480.37 : 9,753,152.72 = 6,078,917.25 : x
  2. Step 2: Convert to fraction form
    6,503,480.37/9,753,152.72 = 6,078,917.25/x
  3. Step 3: Cross multiply
    6,503,480.37x = 9,753,152.72 × 6,078,917.25
  4. Step 4: Simplify right side
    6,503,480.37x = 59,288,608,281,097.84
  5. Step 5: Solve for x
    x = 59,288,608,281,097.84/6,503,480.37
  6. Step 6: Final answer
    x = 9,116,443.03

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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.