Home / 31,369,413.87-47,054,157.54-9,804,128.58

Finding the Fourth Proportional to 31,369,413.87, 47,054,157.54 and 9,804,128.58

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Solution

The fourth proportional to 31,369,413.87, 47,054,157.54 and 9,804,128.58 is: 14,706,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,369,413.87 : 47,054,157.54 = 9,804,128.58 : x
  2. Step 2: Convert to fraction form
    31,369,413.87/47,054,157.54 = 9,804,128.58/x
  3. Step 3: Cross multiply
    31,369,413.87x = 47,054,157.54 × 9,804,128.58
  4. Step 4: Simplify right side
    31,369,413.87x = 461,325,010,745,736.50
  5. Step 5: Solve for x
    x = 461,325,010,745,736.50/31,369,413.87
  6. Step 6: Final answer
    x = 14,706,204.35

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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.