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Finding the Fourth Proportional to 17,718,473.60, 26,607,201.60 and 9,746,019.20

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Solution

The fourth proportional to 17,718,473.60, 26,607,201.60 and 9,746,019.20 is: 14,635,250.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718,473.60 : 26,607,201.60 = 9,746,019.20 : x
  2. Step 2: Convert to fraction form
    17,718,473.60/26,607,201.60 = 9,746,019.20/x
  3. Step 3: Cross multiply
    17,718,473.60x = 26,607,201.60 × 9,746,019.20
  4. Step 4: Simplify right side
    17,718,473.60x = 259,314,297,651,870.72
  5. Step 5: Solve for x
    x = 259,314,297,651,870.72/17,718,473.60
  6. Step 6: Final answer
    x = 14,635,250.39

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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.