Home / 12,882,413.98-17,777,626.50-7,081,134.04

Finding the Fourth Proportional to 12,882,413.98, 17,777,626.50 and 7,081,134.04

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Solution

The fourth proportional to 12,882,413.98, 17,777,626.50 and 7,081,134.04 is: 9,771,907.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,882,413.98 : 17,777,626.50 = 7,081,134.04 : x
  2. Step 2: Convert to fraction form
    12,882,413.98/17,777,626.50 = 7,081,134.04/x
  3. Step 3: Cross multiply
    12,882,413.98x = 17,777,626.50 × 7,081,134.04
  4. Step 4: Simplify right side
    12,882,413.98x = 125,885,756,159,556.06
  5. Step 5: Solve for x
    x = 125,885,756,159,556.06/12,882,413.98
  6. Step 6: Final answer
    x = 9,771,907.37

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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.