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Finding the Fourth Proportional to 16,624,822.80, 24,952,980.60 and 10,247,530.80

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Solution

The fourth proportional to 16,624,822.80, 24,952,980.60 and 10,247,530.80 is: 15,381,002.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,624,822.80 : 24,952,980.60 = 10,247,530.80 : x
  2. Step 2: Convert to fraction form
    16,624,822.80/24,952,980.60 = 10,247,530.80/x
  3. Step 3: Cross multiply
    16,624,822.80x = 24,952,980.60 × 10,247,530.80
  4. Step 4: Simplify right side
    16,624,822.80x = 255,706,437,250,302.50
  5. Step 5: Solve for x
    x = 255,706,437,250,302.50/16,624,822.80
  6. Step 6: Final answer
    x = 15,381,002.27

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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.