Home / 14,481,028.88-19,978,187.82-8,200,114.39

Finding the Fourth Proportional to 14,481,028.88, 19,978,187.82 and 8,200,114.39

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Solution

The fourth proportional to 14,481,028.88, 19,978,187.82 and 8,200,114.39 is: 11,312,968.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,481,028.88 : 19,978,187.82 = 8,200,114.39 : x
  2. Step 2: Convert to fraction form
    14,481,028.88/19,978,187.82 = 8,200,114.39/x
  3. Step 3: Cross multiply
    14,481,028.88x = 19,978,187.82 × 8,200,114.39
  4. Step 4: Simplify right side
    14,481,028.88x = 163,823,425,348,208.84
  5. Step 5: Solve for x
    x = 163,823,425,348,208.84/14,481,028.88
  6. Step 6: Final answer
    x = 11,312,968.62

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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.