Home / 84,851,337.06-117,091,069.61-49,572,413.60

Finding the Fourth Proportional to 84,851,337.06, 117,091,069.61 and 49,572,413.60

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Solution

The fourth proportional to 84,851,337.06, 117,091,069.61 and 49,572,413.60 is: 68,407,724.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,851,337.06 : 117,091,069.61 = 49,572,413.60 : x
  2. Step 2: Convert to fraction form
    84,851,337.06/117,091,069.61 = 49,572,413.60/x
  3. Step 3: Cross multiply
    84,851,337.06x = 117,091,069.61 × 49,572,413.60
  4. Step 4: Simplify right side
    84,851,337.06x = 5,804,486,930,739,993
  5. Step 5: Solve for x
    x = 5,804,486,930,739,993/84,851,337.06
  6. Step 6: Final answer
    x = 68,407,724.99

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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.