Home / 13,743,413.33-18,966,138.99-7,549,033.29

Finding the Fourth Proportional to 13,743,413.33, 18,966,138.99 and 7,549,033.29

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Solution

The fourth proportional to 13,743,413.33, 18,966,138.99 and 7,549,033.29 is: 10,417,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743,413.33 : 18,966,138.99 = 7,549,033.29 : x
  2. Step 2: Convert to fraction form
    13,743,413.33/18,966,138.99 = 7,549,033.29/x
  3. Step 3: Cross multiply
    13,743,413.33x = 18,966,138.99 × 7,549,033.29
  4. Step 4: Simplify right side
    13,743,413.33x = 143,176,014,646,765.03
  5. Step 5: Solve for x
    x = 143,176,014,646,765.03/13,743,413.33
  6. Step 6: Final answer
    x = 10,417,791.51

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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.