Home / 28,286,891.73-39,036,183.53-16,063,836.21

Finding the Fourth Proportional to 28,286,891.73, 39,036,183.53 and 16,063,836.21

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Solution

The fourth proportional to 28,286,891.73, 39,036,183.53 and 16,063,836.21 is: 22,168,248.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,286,891.73 : 39,036,183.53 = 16,063,836.21 : x
  2. Step 2: Convert to fraction form
    28,286,891.73/39,036,183.53 = 16,063,836.21/x
  3. Step 3: Cross multiply
    28,286,891.73x = 39,036,183.53 × 16,063,836.21
  4. Step 4: Simplify right side
    28,286,891.73x = 627,070,858,409,100.50
  5. Step 5: Solve for x
    x = 627,070,858,409,100.50/28,286,891.73
  6. Step 6: Final answer
    x = 22,168,248.97

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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.