Home / 12,234,811.96-16,883,683.44-6,728,181.06

Finding the Fourth Proportional to 12,234,811.96, 16,883,683.44 and 6,728,181.06

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Solution

The fourth proportional to 12,234,811.96, 16,883,683.44 and 6,728,181.06 is: 9,284,693.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234,811.96 : 16,883,683.44 = 6,728,181.06 : x
  2. Step 2: Convert to fraction form
    12,234,811.96/16,883,683.44 = 6,728,181.06/x
  3. Step 3: Cross multiply
    12,234,811.96x = 16,883,683.44 × 6,728,181.06
  4. Step 4: Simplify right side
    12,234,811.96x = 113,596,479,182,126.78
  5. Step 5: Solve for x
    x = 113,596,479,182,126.78/12,234,811.96
  6. Step 6: Final answer
    x = 9,284,693.51

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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.