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Finding the Fourth Proportional to 17,647,743.20, 24,354,477.05 and 9,807,585.89

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Solution

The fourth proportional to 17,647,743.20, 24,354,477.05 and 9,807,585.89 is: 13,534,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,647,743.20 : 24,354,477.05 = 9,807,585.89 : x
  2. Step 2: Convert to fraction form
    17,647,743.20/24,354,477.05 = 9,807,585.89/x
  3. Step 3: Cross multiply
    17,647,743.20x = 24,354,477.05 × 9,807,585.89
  4. Step 4: Simplify right side
    17,647,743.20x = 238,858,625,591,090
  5. Step 5: Solve for x
    x = 238,858,625,591,090/17,647,743.20
  6. Step 6: Final answer
    x = 13,534,797.22

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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.