Home / 10,992,413.70-16,488,620.55-9,362,661.30

Finding the Fourth Proportional to 10,992,413.70, 16,488,620.55 and 9,362,661.30

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Solution

The fourth proportional to 10,992,413.70, 16,488,620.55 and 9,362,661.30 is: 14,043,991.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,413.70 : 16,488,620.55 = 9,362,661.30 : x
  2. Step 2: Convert to fraction form
    10,992,413.70/16,488,620.55 = 9,362,661.30/x
  3. Step 3: Cross multiply
    10,992,413.70x = 16,488,620.55 × 9,362,661.30
  4. Step 4: Simplify right side
    10,992,413.70x = 154,377,369,513,869.72
  5. Step 5: Solve for x
    x = 154,377,369,513,869.72/10,992,413.70
  6. Step 6: Final answer
    x = 14,043,991.95

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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.