Home / 11,831,669.25-16,327,704.78-6,399,161.25

Finding the Fourth Proportional to 11,831,669.25, 16,327,704.78 and 6,399,161.25

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Solution

The fourth proportional to 11,831,669.25, 16,327,704.78 and 6,399,161.25 is: 8,830,843.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,669.25 : 16,327,704.78 = 6,399,161.25 : x
  2. Step 2: Convert to fraction form
    11,831,669.25/16,327,704.78 = 6,399,161.25/x
  3. Step 3: Cross multiply
    11,831,669.25x = 16,327,704.78 × 6,399,161.25
  4. Step 4: Simplify right side
    11,831,669.25x = 104,483,615,729,615.77
  5. Step 5: Solve for x
    x = 104,483,615,729,615.77/11,831,669.25
  6. Step 6: Final answer
    x = 8,830,843.18

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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.