Home / 19,630,245.72-27,089,123.70-11,370,469.32

Finding the Fourth Proportional to 19,630,245.72, 27,089,123.70 and 11,370,469.32

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Solution

The fourth proportional to 19,630,245.72, 27,089,123.70 and 11,370,469.32 is: 15,690,891.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,630,245.72 : 27,089,123.70 = 11,370,469.32 : x
  2. Step 2: Convert to fraction form
    19,630,245.72/27,089,123.70 = 11,370,469.32/x
  3. Step 3: Cross multiply
    19,630,245.72x = 27,089,123.70 × 11,370,469.32
  4. Step 4: Simplify right side
    19,630,245.72x = 308,016,049,936,534.88
  5. Step 5: Solve for x
    x = 308,016,049,936,534.88/19,630,245.72
  6. Step 6: Final answer
    x = 15,690,891.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.