Home / 33,721,222.21-46,536,413.69-20,665,958.51

Finding the Fourth Proportional to 33,721,222.21, 46,536,413.69 and 20,665,958.51

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Solution

The fourth proportional to 33,721,222.21, 46,536,413.69 and 20,665,958.51 is: 28,519,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,721,222.21 : 46,536,413.69 = 20,665,958.51 : x
  2. Step 2: Convert to fraction form
    33,721,222.21/46,536,413.69 = 20,665,958.51/x
  3. Step 3: Cross multiply
    33,721,222.21x = 46,536,413.69 × 20,665,958.51
  4. Step 4: Simplify right side
    33,721,222.21x = 961,719,594,689,742
  5. Step 5: Solve for x
    x = 961,719,594,689,742/33,721,222.21
  6. Step 6: Final answer
    x = 28,519,713.45

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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.