Home / 11,946,342.80-16,486,932.84-6,791,321.36

Finding the Fourth Proportional to 11,946,342.80, 16,486,932.84 and 6,791,321.36

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Solution

The fourth proportional to 11,946,342.80, 16,486,932.84 and 6,791,321.36 is: 9,372,580.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,946,342.80 : 16,486,932.84 = 6,791,321.36 : x
  2. Step 2: Convert to fraction form
    11,946,342.80/16,486,932.84 = 6,791,321.36/x
  3. Step 3: Cross multiply
    11,946,342.80x = 16,486,932.84 × 6,791,321.36
  4. Step 4: Simplify right side
    11,946,342.80x = 111,968,059,157,177.47
  5. Step 5: Solve for x
    x = 111,968,059,157,177.47/11,946,342.80
  6. Step 6: Final answer
    x = 9,372,580.47

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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.