Home / 5,747,684.64-8,621,526.26-3,945,103.20

Finding the Fourth Proportional to 5,747,684.64, 8,621,526.26 and 3,945,103.20

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Solution

The fourth proportional to 5,747,684.64, 8,621,526.26 and 3,945,103.20 is: 5,917,654.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747,684.64 : 8,621,526.26 = 3,945,103.20 : x
  2. Step 2: Convert to fraction form
    5,747,684.64/8,621,526.26 = 3,945,103.20/x
  3. Step 3: Cross multiply
    5,747,684.64x = 8,621,526.26 × 3,945,103.20
  4. Step 4: Simplify right side
    5,747,684.64x = 34,012,810,847,072.79
  5. Step 5: Solve for x
    x = 34,012,810,847,072.79/5,747,684.64
  6. Step 6: Final answer
    x = 5,917,654.33

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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.