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Finding the Fourth Proportional to 3,670,068.68, 5,505,103.01 and 3,670,068.68

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Solution

The fourth proportional to 3,670,068.68, 5,505,103.01 and 3,670,068.68 is: 5,505,103.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,068.68 : 5,505,103.01 = 3,670,068.68 : x
  2. Step 2: Convert to fraction form
    3,670,068.68/5,505,103.01 = 3,670,068.68/x
  3. Step 3: Cross multiply
    3,670,068.68x = 5,505,103.01 × 3,670,068.68
  4. Step 4: Simplify right side
    3,670,068.68x = 20,204,106,137,174.73
  5. Step 5: Solve for x
    x = 20,204,106,137,174.73/3,670,068.68
  6. Step 6: Final answer
    x = 5,505,103.01

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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.