Home / 13,133,608.80-19,700,413.20-3,550,466.40

Finding the Fourth Proportional to 13,133,608.80, 19,700,413.20 and 3,550,466.40

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Solution

The fourth proportional to 13,133,608.80, 19,700,413.20 and 3,550,466.40 is: 5,325,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,133,608.80 : 19,700,413.20 = 3,550,466.40 : x
  2. Step 2: Convert to fraction form
    13,133,608.80/19,700,413.20 = 3,550,466.40/x
  3. Step 3: Cross multiply
    13,133,608.80x = 19,700,413.20 × 3,550,466.40
  4. Step 4: Simplify right side
    13,133,608.80x = 69,945,655,132,716.48
  5. Step 5: Solve for x
    x = 69,945,655,132,716.48/13,133,608.80
  6. Step 6: Final answer
    x = 5,325,699.60

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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.