Home / 8,177,261.31-12,265,847.75-4,716,758.12

Finding the Fourth Proportional to 8,177,261.31, 12,265,847.75 and 4,716,758.12

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Solution

The fourth proportional to 8,177,261.31, 12,265,847.75 and 4,716,758.12 is: 7,075,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177,261.31 : 12,265,847.75 = 4,716,758.12 : x
  2. Step 2: Convert to fraction form
    8,177,261.31/12,265,847.75 = 4,716,758.12/x
  3. Step 3: Cross multiply
    8,177,261.31x = 12,265,847.75 × 4,716,758.12
  4. Step 4: Simplify right side
    8,177,261.31x = 57,855,036,923,958.89
  5. Step 5: Solve for x
    x = 57,855,036,923,958.89/8,177,261.31
  6. Step 6: Final answer
    x = 7,075,111.67

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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.