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Finding the Fourth Proportional to 6,495,469.80, 9,743,204.70 and 2,008,199.40

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Solution

The fourth proportional to 6,495,469.80, 9,743,204.70 and 2,008,199.40 is: 3,012,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,495,469.80 : 9,743,204.70 = 2,008,199.40 : x
  2. Step 2: Convert to fraction form
    6,495,469.80/9,743,204.70 = 2,008,199.40/x
  3. Step 3: Cross multiply
    6,495,469.80x = 9,743,204.70 × 2,008,199.40
  4. Step 4: Simplify right side
    6,495,469.80x = 19,566,297,832,617.18
  5. Step 5: Solve for x
    x = 19,566,297,832,617.18/6,495,469.80
  6. Step 6: Final answer
    x = 3,012,299.10

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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.