Home / 20,776,252.14-31,164,370.92-5,630,183.64

Finding the Fourth Proportional to 20,776,252.14, 31,164,370.92 and 5,630,183.64

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Solution

The fourth proportional to 20,776,252.14, 31,164,370.92 and 5,630,183.64 is: 8,445,273.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,776,252.14 : 31,164,370.92 = 5,630,183.64 : x
  2. Step 2: Convert to fraction form
    20,776,252.14/31,164,370.92 = 5,630,183.64/x
  3. Step 3: Cross multiply
    20,776,252.14x = 31,164,370.92 × 5,630,183.64
  4. Step 4: Simplify right side
    20,776,252.14x = 175,461,131,304,675.75
  5. Step 5: Solve for x
    x = 175,461,131,304,675.75/20,776,252.14
  6. Step 6: Final answer
    x = 8,445,273.48

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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.