Home / 5,137,040.40-7,093,881-3,845,638.80

Finding the Fourth Proportional to 5,137,040.40, 7,093,881 and 3,845,638.80

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Solution

The fourth proportional to 5,137,040.40, 7,093,881 and 3,845,638.80 is: 5,310,548.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,040.40 : 7,093,881 = 3,845,638.80 : x
  2. Step 2: Convert to fraction form
    5,137,040.40/7,093,881 = 3,845,638.80/x
  3. Step 3: Cross multiply
    5,137,040.40x = 7,093,881 × 3,845,638.80
  4. Step 4: Simplify right side
    5,137,040.40x = 27,280,504,016,182.80
  5. Step 5: Solve for x
    x = 27,280,504,016,182.80/5,137,040.40
  6. Step 6: Final answer
    x = 5,310,548.86

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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.