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Finding the Fourth Proportional to 6,522,404.70, 8,986,107.42 and 5,047,240.26

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Solution

The fourth proportional to 6,522,404.70, 8,986,107.42 and 5,047,240.26 is: 6,953,730.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,522,404.70 : 8,986,107.42 = 5,047,240.26 : x
  2. Step 2: Convert to fraction form
    6,522,404.70/8,986,107.42 = 5,047,240.26/x
  3. Step 3: Cross multiply
    6,522,404.70x = 8,986,107.42 × 5,047,240.26
  4. Step 4: Simplify right side
    6,522,404.70x = 45,355,043,150,908.73
  5. Step 5: Solve for x
    x = 45,355,043,150,908.73/6,522,404.70
  6. Step 6: Final answer
    x = 6,953,730.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.