Home / 6,910,891.45-10,361,908.40-2,870,168.38

Finding the Fourth Proportional to 6,910,891.45, 10,361,908.40 and 2,870,168.38

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Solution

The fourth proportional to 6,910,891.45, 10,361,908.40 and 2,870,168.38 is: 4,303,413.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910,891.45 : 10,361,908.40 = 2,870,168.38 : x
  2. Step 2: Convert to fraction form
    6,910,891.45/10,361,908.40 = 2,870,168.38/x
  3. Step 3: Cross multiply
    6,910,891.45x = 10,361,908.40 × 2,870,168.38
  4. Step 4: Simplify right side
    6,910,891.45x = 29,740,421,805,880.78
  5. Step 5: Solve for x
    x = 29,740,421,805,880.78/6,910,891.45
  6. Step 6: Final answer
    x = 4,303,413.25

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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.