Home / 19,056,286.35-28,585,046.25-9,071,822.97

Finding the Fourth Proportional to 19,056,286.35, 28,585,046.25 and 9,071,822.97

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Solution

The fourth proportional to 19,056,286.35, 28,585,046.25 and 9,071,822.97 is: 13,608,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056,286.35 : 28,585,046.25 = 9,071,822.97 : x
  2. Step 2: Convert to fraction form
    19,056,286.35/28,585,046.25 = 9,071,822.97/x
  3. Step 3: Cross multiply
    19,056,286.35x = 28,585,046.25 × 9,071,822.97
  4. Step 4: Simplify right side
    19,056,286.35x = 259,318,479,169,262.38
  5. Step 5: Solve for x
    x = 259,318,479,169,262.38/19,056,286.35
  6. Step 6: Final answer
    x = 13,608,028.05

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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.