Home / 6,642,442.30-9,965,413.05-2,382,166.30

Finding the Fourth Proportional to 6,642,442.30, 9,965,413.05 and 2,382,166.30

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Solution

The fourth proportional to 6,642,442.30, 9,965,413.05 and 2,382,166.30 is: 3,573,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,442.30 : 9,965,413.05 = 2,382,166.30 : x
  2. Step 2: Convert to fraction form
    6,642,442.30/9,965,413.05 = 2,382,166.30/x
  3. Step 3: Cross multiply
    6,642,442.30x = 9,965,413.05 × 2,382,166.30
  4. Step 4: Simplify right side
    6,642,442.30x = 23,739,271,133,290.21
  5. Step 5: Solve for x
    x = 23,739,271,133,290.21/6,642,442.30
  6. Step 6: Final answer
    x = 3,573,876.91

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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.