Home / 18,279,993.63-25,211,682.08-16,070,131.59

Finding the Fourth Proportional to 18,279,993.63, 25,211,682.08 and 16,070,131.59

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Solution

The fourth proportional to 18,279,993.63, 25,211,682.08 and 16,070,131.59 is: 22,163,850.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279,993.63 : 25,211,682.08 = 16,070,131.59 : x
  2. Step 2: Convert to fraction form
    18,279,993.63/25,211,682.08 = 16,070,131.59/x
  3. Step 3: Cross multiply
    18,279,993.63x = 25,211,682.08 × 16,070,131.59
  4. Step 4: Simplify right side
    18,279,993.63x = 405,155,048,606,607.94
  5. Step 5: Solve for x
    x = 405,155,048,606,607.94/18,279,993.63
  6. Step 6: Final answer
    x = 22,163,850.64

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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.