Home / 9,511,721.94-13,045,469.06-9,121,109.34

Finding the Fourth Proportional to 9,511,721.94, 13,045,469.06 and 9,121,109.34

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Solution

The fourth proportional to 9,511,721.94, 13,045,469.06 and 9,121,109.34 is: 12,509,738.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,511,721.94 : 13,045,469.06 = 9,121,109.34 : x
  2. Step 2: Convert to fraction form
    9,511,721.94/13,045,469.06 = 9,121,109.34/x
  3. Step 3: Cross multiply
    9,511,721.94x = 13,045,469.06 × 9,121,109.34
  4. Step 4: Simplify right side
    9,511,721.94x = 118,989,149,642,241.47
  5. Step 5: Solve for x
    x = 118,989,149,642,241.47/9,511,721.94
  6. Step 6: Final answer
    x = 12,509,738.03

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.