Home / 12,802,539.97-17,669,119.07-8,395,971.44

Finding the Fourth Proportional to 12,802,539.97, 17,669,119.07 and 8,395,971.44

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Solution

The fourth proportional to 12,802,539.97, 17,669,119.07 and 8,395,971.44 is: 11,587,499.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802,539.97 : 17,669,119.07 = 8,395,971.44 : x
  2. Step 2: Convert to fraction form
    12,802,539.97/17,669,119.07 = 8,395,971.44/x
  3. Step 3: Cross multiply
    12,802,539.97x = 17,669,119.07 × 8,395,971.44
  4. Step 4: Simplify right side
    12,802,539.97x = 148,349,419,146,842.12
  5. Step 5: Solve for x
    x = 148,349,419,146,842.12/12,802,539.97
  6. Step 6: Final answer
    x = 11,587,499.01

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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.