Home / 5,211,150.84-7,816,350.83-1,616,825.25

Finding the Fourth Proportional to 5,211,150.84, 7,816,350.83 and 1,616,825.25

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Solution

The fourth proportional to 5,211,150.84, 7,816,350.83 and 1,616,825.25 is: 2,425,121.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,150.84 : 7,816,350.83 = 1,616,825.25 : x
  2. Step 2: Convert to fraction form
    5,211,150.84/7,816,350.83 = 1,616,825.25/x
  3. Step 3: Cross multiply
    5,211,150.84x = 7,816,350.83 × 1,616,825.25
  4. Step 4: Simplify right side
    5,211,150.84x = 12,637,673,376,718.33
  5. Step 5: Solve for x
    x = 12,637,673,376,718.33/5,211,150.84
  6. Step 6: Final answer
    x = 2,425,121.39

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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.