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Finding the Fourth Proportional to 13,804,589.10, 20,683,264.05 and 8,749,994.70

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Solution

The fourth proportional to 13,804,589.10, 20,683,264.05 and 8,749,994.70 is: 13,110,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804,589.10 : 20,683,264.05 = 8,749,994.70 : x
  2. Step 2: Convert to fraction form
    13,804,589.10/20,683,264.05 = 8,749,994.70/x
  3. Step 3: Cross multiply
    13,804,589.10x = 20,683,264.05 × 8,749,994.70
  4. Step 4: Simplify right side
    13,804,589.10x = 180,978,450,816,200.53
  5. Step 5: Solve for x
    x = 180,978,450,816,200.53/13,804,589.10
  6. Step 6: Final answer
    x = 13,110,020.84

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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.