Home / 53,420,413.50-73,720,175.49-30,215,041.02

Finding the Fourth Proportional to 53,420,413.50, 73,720,175.49 and 30,215,041.02

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Solution

The fourth proportional to 53,420,413.50, 73,720,175.49 and 30,215,041.02 is: 41,696,759.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,420,413.50 : 73,720,175.49 = 30,215,041.02 : x
  2. Step 2: Convert to fraction form
    53,420,413.50/73,720,175.49 = 30,215,041.02/x
  3. Step 3: Cross multiply
    53,420,413.50x = 73,720,175.49 × 30,215,041.02
  4. Step 4: Simplify right side
    53,420,413.50x = 2,227,458,126,431,948.50
  5. Step 5: Solve for x
    x = 2,227,458,126,431,948.50/53,420,413.50
  6. Step 6: Final answer
    x = 41,696,759.36

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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.