Home / 76,105,163.20-105,024,592.48-41,296,968.48

Finding the Fourth Proportional to 76,105,163.20, 105,024,592.48 and 41,296,968.48

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Solution

The fourth proportional to 76,105,163.20, 105,024,592.48 and 41,296,968.48 is: 56,989,527.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,105,163.20 : 105,024,592.48 = 41,296,968.48 : x
  2. Step 2: Convert to fraction form
    76,105,163.20/105,024,592.48 = 41,296,968.48/x
  3. Step 3: Cross multiply
    76,105,163.20x = 105,024,592.48 × 41,296,968.48
  4. Step 4: Simplify right side
    76,105,163.20x = 4,337,197,285,271,405
  5. Step 5: Solve for x
    x = 4,337,197,285,271,405/76,105,163.20
  6. Step 6: Final answer
    x = 56,989,527.42

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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.