Home / 8,267,719.28-12,401,812.20-2,284,087.28

Finding the Fourth Proportional to 8,267,719.28, 12,401,812.20 and 2,284,087.28

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Solution

The fourth proportional to 8,267,719.28, 12,401,812.20 and 2,284,087.28 is: 3,426,195.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267,719.28 : 12,401,812.20 = 2,284,087.28 : x
  2. Step 2: Convert to fraction form
    8,267,719.28/12,401,812.20 = 2,284,087.28/x
  3. Step 3: Cross multiply
    8,267,719.28x = 12,401,812.20 × 2,284,087.28
  4. Step 4: Simplify right side
    8,267,719.28x = 28,326,821,494,968.81
  5. Step 5: Solve for x
    x = 28,326,821,494,968.81/8,267,719.28
  6. Step 6: Final answer
    x = 3,426,195.37

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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.