Home / 9,638,745.57-13,300,621.74-5,507,956.98

Finding the Fourth Proportional to 9,638,745.57, 13,300,621.74 and 5,507,956.98

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Solution

The fourth proportional to 9,638,745.57, 13,300,621.74 and 5,507,956.98 is: 7,600,496.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638,745.57 : 13,300,621.74 = 5,507,956.98 : x
  2. Step 2: Convert to fraction form
    9,638,745.57/13,300,621.74 = 5,507,956.98/x
  3. Step 3: Cross multiply
    9,638,745.57x = 13,300,621.74 × 5,507,956.98
  4. Step 4: Simplify right side
    9,638,745.57x = 73,259,252,351,172.75
  5. Step 5: Solve for x
    x = 73,259,252,351,172.75/9,638,745.57
  6. Step 6: Final answer
    x = 7,600,496.54

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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.