Home / 19,463,071.20-29,200,827.60-6,691,768.80

Finding the Fourth Proportional to 19,463,071.20, 29,200,827.60 and 6,691,768.80

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Solution

The fourth proportional to 19,463,071.20, 29,200,827.60 and 6,691,768.80 is: 10,039,792.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,463,071.20 : 29,200,827.60 = 6,691,768.80 : x
  2. Step 2: Convert to fraction form
    19,463,071.20/29,200,827.60 = 6,691,768.80/x
  3. Step 3: Cross multiply
    19,463,071.20x = 29,200,827.60 × 6,691,768.80
  4. Step 4: Simplify right side
    19,463,071.20x = 195,405,187,067,858.88
  5. Step 5: Solve for x
    x = 195,405,187,067,858.88/19,463,071.20
  6. Step 6: Final answer
    x = 10,039,792.03

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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.