Home / 18,722,709.10-28,052,570.85-16,014,328.30

Finding the Fourth Proportional to 18,722,709.10, 28,052,570.85 and 16,014,328.30

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Solution

The fourth proportional to 18,722,709.10, 28,052,570.85 and 16,014,328.30 is: 23,994,555.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,722,709.10 : 28,052,570.85 = 16,014,328.30 : x
  2. Step 2: Convert to fraction form
    18,722,709.10/28,052,570.85 = 16,014,328.30/x
  3. Step 3: Cross multiply
    18,722,709.10x = 28,052,570.85 × 16,014,328.30
  4. Step 4: Simplify right side
    18,722,709.10x = 449,243,079,250,910.12
  5. Step 5: Solve for x
    x = 449,243,079,250,910.12/18,722,709.10
  6. Step 6: Final answer
    x = 23,994,555.32

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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.