Home / 14,619,986.72-20,174,620.56-8,093,162.24

Finding the Fourth Proportional to 14,619,986.72, 20,174,620.56 and 8,093,162.24

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Solution

The fourth proportional to 14,619,986.72, 20,174,620.56 and 8,093,162.24 is: 11,168,031.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619,986.72 : 20,174,620.56 = 8,093,162.24 : x
  2. Step 2: Convert to fraction form
    14,619,986.72/20,174,620.56 = 8,093,162.24/x
  3. Step 3: Cross multiply
    14,619,986.72x = 20,174,620.56 × 8,093,162.24
  4. Step 4: Simplify right side
    14,619,986.72x = 163,276,477,322,519.66
  5. Step 5: Solve for x
    x = 163,276,477,322,519.66/14,619,986.72
  6. Step 6: Final answer
    x = 11,168,031.85

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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.