Home / 20,722,652.40-31,027,991.40-16,243,676.40

Finding the Fourth Proportional to 20,722,652.40, 31,027,991.40 and 16,243,676.40

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Solution

The fourth proportional to 20,722,652.40, 31,027,991.40 and 16,243,676.40 is: 24,321,628.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,722,652.40 : 31,027,991.40 = 16,243,676.40 : x
  2. Step 2: Convert to fraction form
    20,722,652.40/31,027,991.40 = 16,243,676.40/x
  3. Step 3: Cross multiply
    20,722,652.40x = 31,027,991.40 × 16,243,676.40
  4. Step 4: Simplify right side
    20,722,652.40x = 504,008,651,643,582.94
  5. Step 5: Solve for x
    x = 504,008,651,643,582.94/20,722,652.40
  6. Step 6: Final answer
    x = 24,321,628.42

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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.