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Finding the Fourth Proportional to 16,608,997.20, 24,913,495.80 and 15,014,674.20

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Solution

The fourth proportional to 16,608,997.20, 24,913,495.80 and 15,014,674.20 is: 22,522,011.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,608,997.20 : 24,913,495.80 = 15,014,674.20 : x
  2. Step 2: Convert to fraction form
    16,608,997.20/24,913,495.80 = 15,014,674.20/x
  3. Step 3: Cross multiply
    16,608,997.20x = 24,913,495.80 × 15,014,674.20
  4. Step 4: Simplify right side
    16,608,997.20x = 374,068,022,620,068.38
  5. Step 5: Solve for x
    x = 374,068,022,620,068.38/16,608,997.20
  6. Step 6: Final answer
    x = 22,522,011.30

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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.