Home / 12,524,077.84-18,786,289.56-3,548,621.20

Finding the Fourth Proportional to 12,524,077.84, 18,786,289.56 and 3,548,621.20

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Solution

The fourth proportional to 12,524,077.84, 18,786,289.56 and 3,548,621.20 is: 5,322,980.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524,077.84 : 18,786,289.56 = 3,548,621.20 : x
  2. Step 2: Convert to fraction form
    12,524,077.84/18,786,289.56 = 3,548,621.20/x
  3. Step 3: Cross multiply
    12,524,077.84x = 18,786,289.56 × 3,548,621.20
  4. Step 4: Simplify right side
    12,524,077.84x = 66,665,425,401,954.67
  5. Step 5: Solve for x
    x = 66,665,425,401,954.67/12,524,077.84
  6. Step 6: Final answer
    x = 5,322,980.76

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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.