Home / 12,647,670.21-18,971,441.82-3,063,048.48

Finding the Fourth Proportional to 12,647,670.21, 18,971,441.82 and 3,063,048.48

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Solution

The fourth proportional to 12,647,670.21, 18,971,441.82 and 3,063,048.48 is: 4,594,557.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,647,670.21 : 18,971,441.82 = 3,063,048.48 : x
  2. Step 2: Convert to fraction form
    12,647,670.21/18,971,441.82 = 3,063,048.48/x
  3. Step 3: Cross multiply
    12,647,670.21x = 18,971,441.82 × 3,063,048.48
  4. Step 4: Simplify right side
    12,647,670.21x = 58,110,446,030,159.44
  5. Step 5: Solve for x
    x = 58,110,446,030,159.44/12,647,670.21
  6. Step 6: Final answer
    x = 4,594,557.34

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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.