Home / 28,371,922.80-42,557,884.20-17,025,183.60

Finding the Fourth Proportional to 28,371,922.80, 42,557,884.20 and 17,025,183.60

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Solution

The fourth proportional to 28,371,922.80, 42,557,884.20 and 17,025,183.60 is: 25,537,775.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,371,922.80 : 42,557,884.20 = 17,025,183.60 : x
  2. Step 2: Convert to fraction form
    28,371,922.80/42,557,884.20 = 17,025,183.60/x
  3. Step 3: Cross multiply
    28,371,922.80x = 42,557,884.20 × 17,025,183.60
  4. Step 4: Simplify right side
    28,371,922.80x = 724,555,792,132,539.25
  5. Step 5: Solve for x
    x = 724,555,792,132,539.25/28,371,922.80
  6. Step 6: Final answer
    x = 25,537,775.40

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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.