Home / 8,075,325.88-11,144,619.66-4,638,230.20

Finding the Fourth Proportional to 8,075,325.88, 11,144,619.66 and 4,638,230.20

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Solution

The fourth proportional to 8,075,325.88, 11,144,619.66 and 4,638,230.20 is: 6,401,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,325.88 : 11,144,619.66 = 4,638,230.20 : x
  2. Step 2: Convert to fraction form
    8,075,325.88/11,144,619.66 = 4,638,230.20/x
  3. Step 3: Cross multiply
    8,075,325.88x = 11,144,619.66 × 4,638,230.20
  4. Step 4: Simplify right side
    8,075,325.88x = 51,691,311,474,525.73
  5. Step 5: Solve for x
    x = 51,691,311,474,525.73/8,075,325.88
  6. Step 6: Final answer
    x = 6,401,142.47

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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.