Home / 10,218,556.80-15,325,222.14-3,028,413.60

Finding the Fourth Proportional to 10,218,556.80, 15,325,222.14 and 3,028,413.60

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Solution

The fourth proportional to 10,218,556.80, 15,325,222.14 and 3,028,413.60 is: 4,541,845.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,218,556.80 : 15,325,222.14 = 3,028,413.60 : x
  2. Step 2: Convert to fraction form
    10,218,556.80/15,325,222.14 = 3,028,413.60/x
  3. Step 3: Cross multiply
    10,218,556.80x = 15,325,222.14 × 3,028,413.60
  4. Step 4: Simplify right side
    10,218,556.80x = 46,411,111,151,797.11
  5. Step 5: Solve for x
    x = 46,411,111,151,797.11/10,218,556.80
  6. Step 6: Final answer
    x = 4,541,845.98

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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.