Home / 20,056,123.67-27,703,413.45-16,585,481.43

Finding the Fourth Proportional to 20,056,123.67, 27,703,413.45 and 16,585,481.43

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Solution

The fourth proportional to 20,056,123.67, 27,703,413.45 and 16,585,481.43 is: 22,909,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,056,123.67 : 27,703,413.45 = 16,585,481.43 : x
  2. Step 2: Convert to fraction form
    20,056,123.67/27,703,413.45 = 16,585,481.43/x
  3. Step 3: Cross multiply
    20,056,123.67x = 27,703,413.45 × 16,585,481.43
  4. Step 4: Simplify right side
    20,056,123.67x = 459,474,449,322,587.19
  5. Step 5: Solve for x
    x = 459,474,449,322,587.19/20,056,123.67
  6. Step 6: Final answer
    x = 22,909,434.40

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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.