Home / 12,802,539.94-17,669,119.03-8,395,971.41

Finding the Fourth Proportional to 12,802,539.94, 17,669,119.03 and 8,395,971.41

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Solution

The fourth proportional to 12,802,539.94, 17,669,119.03 and 8,395,971.41 is: 11,587,498.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802,539.94 : 17,669,119.03 = 8,395,971.41 : x
  2. Step 2: Convert to fraction form
    12,802,539.94/17,669,119.03 = 8,395,971.41/x
  3. Step 3: Cross multiply
    12,802,539.94x = 17,669,119.03 × 8,395,971.41
  4. Step 4: Simplify right side
    12,802,539.94x = 148,349,418,215,766.94
  5. Step 5: Solve for x
    x = 148,349,418,215,766.94/12,802,539.94
  6. Step 6: Final answer
    x = 11,587,498.96

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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.