Home / 5,199,823.38-7,175,731.77-2,907,993.18

Finding the Fourth Proportional to 5,199,823.38, 7,175,731.77 and 2,907,993.18

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Solution

The fourth proportional to 5,199,823.38, 7,175,731.77 and 2,907,993.18 is: 4,013,016.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199,823.38 : 7,175,731.77 = 2,907,993.18 : x
  2. Step 2: Convert to fraction form
    5,199,823.38/7,175,731.77 = 2,907,993.18/x
  3. Step 3: Cross multiply
    5,199,823.38x = 7,175,731.77 × 2,907,993.18
  4. Step 4: Simplify right side
    5,199,823.38x = 20,866,979,048,669.33
  5. Step 5: Solve for x
    x = 20,866,979,048,669.33/5,199,823.38
  6. Step 6: Final answer
    x = 4,013,016.89

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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.