Home / 36,691,679.40-55,016,783.10-13,973,317.80

Finding the Fourth Proportional to 36,691,679.40, 55,016,783.10 and 13,973,317.80

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Solution

The fourth proportional to 36,691,679.40, 55,016,783.10 and 13,973,317.80 is: 20,952,079.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,691,679.40 : 55,016,783.10 = 13,973,317.80 : x
  2. Step 2: Convert to fraction form
    36,691,679.40/55,016,783.10 = 13,973,317.80/x
  3. Step 3: Cross multiply
    36,691,679.40x = 55,016,783.10 × 13,973,317.80
  4. Step 4: Simplify right side
    36,691,679.40x = 768,766,994,589,969.25
  5. Step 5: Solve for x
    x = 768,766,994,589,969.25/36,691,679.40
  6. Step 6: Final answer
    x = 20,952,079.79

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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.