Home / 37,419,986.75-56,131,992.16-11,862,989.06

Finding the Fourth Proportional to 37,419,986.75, 56,131,992.16 and 11,862,989.06

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Solution

The fourth proportional to 37,419,986.75, 56,131,992.16 and 11,862,989.06 is: 17,795,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,419,986.75 : 56,131,992.16 = 11,862,989.06 : x
  2. Step 2: Convert to fraction form
    37,419,986.75/56,131,992.16 = 11,862,989.06/x
  3. Step 3: Cross multiply
    37,419,986.75x = 56,131,992.16 × 11,862,989.06
  4. Step 4: Simplify right side
    37,419,986.75x = 665,893,208,599,768.25
  5. Step 5: Solve for x
    x = 665,893,208,599,768.25/37,419,986.75
  6. Step 6: Final answer
    x = 17,795,121.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.