Home / 18,702,629.51-25,795,425.65-16,093,505.93

Finding the Fourth Proportional to 18,702,629.51, 25,795,425.65 and 16,093,505.93

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Solution

The fourth proportional to 18,702,629.51, 25,795,425.65 and 16,093,505.93 is: 22,196,816.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,702,629.51 : 25,795,425.65 = 16,093,505.93 : x
  2. Step 2: Convert to fraction form
    18,702,629.51/25,795,425.65 = 16,093,505.93/x
  3. Step 3: Cross multiply
    18,702,629.51x = 25,795,425.65 × 16,093,505.93
  4. Step 4: Simplify right side
    18,702,629.51x = 415,138,835,576,405.75
  5. Step 5: Solve for x
    x = 415,138,835,576,405.75/18,702,629.51
  6. Step 6: Final answer
    x = 22,196,816.52

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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.