Home / 38,474,083.80-53,097,273.90-21,950,413.56

Finding the Fourth Proportional to 38,474,083.80, 53,097,273.90 and 21,950,413.56

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Solution

The fourth proportional to 38,474,083.80, 53,097,273.90 and 21,950,413.56 is: 30,293,304.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,474,083.80 : 53,097,273.90 = 21,950,413.56 : x
  2. Step 2: Convert to fraction form
    38,474,083.80/53,097,273.90 = 21,950,413.56/x
  3. Step 3: Cross multiply
    38,474,083.80x = 53,097,273.90 × 21,950,413.56
  4. Step 4: Simplify right side
    38,474,083.80x = 1,165,507,121,013,594
  5. Step 5: Solve for x
    x = 1,165,507,121,013,594/38,474,083.80
  6. Step 6: Final answer
    x = 30,293,304.11

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1.5x scale

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.