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Finding the Fourth Proportional to 6,848,813.60, 10,253,559.60 and 6,652,205.60

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Solution

The fourth proportional to 6,848,813.60, 10,253,559.60 and 6,652,205.60 is: 9,959,212.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848,813.60 : 10,253,559.60 = 6,652,205.60 : x
  2. Step 2: Convert to fraction form
    6,848,813.60/10,253,559.60 = 6,652,205.60/x
  3. Step 3: Cross multiply
    6,848,813.60x = 10,253,559.60 × 6,652,205.60
  4. Step 4: Simplify right side
    6,848,813.60x = 68,208,786,591,053.75
  5. Step 5: Solve for x
    x = 68,208,786,591,053.75/6,848,813.60
  6. Step 6: Final answer
    x = 9,959,212.00

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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.