Home / 8,520,105.87-11,757,735.81-5,036,700.06

Finding the Fourth Proportional to 8,520,105.87, 11,757,735.81 and 5,036,700.06

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Solution

The fourth proportional to 8,520,105.87, 11,757,735.81 and 5,036,700.06 is: 6,950,640.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,105.87 : 11,757,735.81 = 5,036,700.06 : x
  2. Step 2: Convert to fraction form
    8,520,105.87/11,757,735.81 = 5,036,700.06/x
  3. Step 3: Cross multiply
    8,520,105.87x = 11,757,735.81 × 5,036,700.06
  4. Step 4: Simplify right side
    8,520,105.87x = 59,220,188,659,691.15
  5. Step 5: Solve for x
    x = 59,220,188,659,691.15/8,520,105.87
  6. Step 6: Final answer
    x = 6,950,640.00

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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.