Home / 8,608,578.21-11,865,991.75-5,816,829.65

Finding the Fourth Proportional to 8,608,578.21, 11,865,991.75 and 5,816,829.65

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Solution

The fourth proportional to 8,608,578.21, 11,865,991.75 and 5,816,829.65 is: 8,017,869.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,608,578.21 : 11,865,991.75 = 5,816,829.65 : x
  2. Step 2: Convert to fraction form
    8,608,578.21/11,865,991.75 = 5,816,829.65/x
  3. Step 3: Cross multiply
    8,608,578.21x = 11,865,991.75 × 5,816,829.65
  4. Step 4: Simplify right side
    8,608,578.21x = 69,022,452,564,183.35
  5. Step 5: Solve for x
    x = 69,022,452,564,183.35/8,608,578.21
  6. Step 6: Final answer
    x = 8,017,869.02

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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.