Home / 12,802,540.44-17,669,119.71-8,395,971.90

Finding the Fourth Proportional to 12,802,540.44, 17,669,119.71 and 8,395,971.90

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Solution

The fourth proportional to 12,802,540.44, 17,669,119.71 and 8,395,971.90 is: 11,587,499.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802,540.44 : 17,669,119.71 = 8,395,971.90 : x
  2. Step 2: Convert to fraction form
    12,802,540.44/17,669,119.71 = 8,395,971.90/x
  3. Step 3: Cross multiply
    12,802,540.44x = 17,669,119.71 × 8,395,971.90
  4. Step 4: Simplify right side
    12,802,540.44x = 148,349,432,582,896.16
  5. Step 5: Solve for x
    x = 148,349,432,582,896.16/12,802,540.44
  6. Step 6: Final answer
    x = 11,587,499.63

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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.