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Finding the Fourth Proportional to 5,536,576.80, 8,295,922.80 and 3,133,274.40

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Solution

The fourth proportional to 5,536,576.80, 8,295,922.80 and 3,133,274.40 is: 4,694,850.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,536,576.80 : 8,295,922.80 = 3,133,274.40 : x
  2. Step 2: Convert to fraction form
    5,536,576.80/8,295,922.80 = 3,133,274.40/x
  3. Step 3: Cross multiply
    5,536,576.80x = 8,295,922.80 × 3,133,274.40
  4. Step 4: Simplify right side
    5,536,576.80x = 25,993,402,533,616.32
  5. Step 5: Solve for x
    x = 25,993,402,533,616.32/5,536,576.80
  6. Step 6: Final answer
    x = 4,694,850.89

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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.