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Finding the Fourth Proportional to 24,891,809.60, 37,293,477.60 and 21,352,865.60

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Solution

The fourth proportional to 24,891,809.60, 37,293,477.60 and 21,352,865.60 is: 31,991,350.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,891,809.60 : 37,293,477.60 = 21,352,865.60 : x
  2. Step 2: Convert to fraction form
    24,891,809.60/37,293,477.60 = 21,352,865.60/x
  3. Step 3: Cross multiply
    24,891,809.60x = 37,293,477.60 × 21,352,865.60
  4. Step 4: Simplify right side
    24,891,809.60x = 796,322,614,949,410.62
  5. Step 5: Solve for x
    x = 796,322,614,949,410.62/24,891,809.60
  6. Step 6: Final answer
    x = 31,991,350.88

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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.