Home / 38,647,756.41-53,334,014.48-22,128,134.37

Finding the Fourth Proportional to 38,647,756.41, 53,334,014.48 and 22,128,134.37

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Solution

The fourth proportional to 38,647,756.41, 53,334,014.48 and 22,128,134.37 is: 30,536,888.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,647,756.41 : 53,334,014.48 = 22,128,134.37 : x
  2. Step 2: Convert to fraction form
    38,647,756.41/53,334,014.48 = 22,128,134.37/x
  3. Step 3: Cross multiply
    38,647,756.41x = 53,334,014.48 × 22,128,134.37
  4. Step 4: Simplify right side
    38,647,756.41x = 1,180,182,238,794,325
  5. Step 5: Solve for x
    x = 1,180,182,238,794,325/38,647,756.41
  6. Step 6: Final answer
    x = 30,536,888.77

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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.