Home / 76,045,491.78-104,942,806.46-41,238,172.86

Finding the Fourth Proportional to 76,045,491.78, 104,942,806.46 and 41,238,172.86

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Solution

The fourth proportional to 76,045,491.78, 104,942,806.46 and 41,238,172.86 is: 56,908,693.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,045,491.78 : 104,942,806.46 = 41,238,172.86 : x
  2. Step 2: Convert to fraction form
    76,045,491.78/104,942,806.46 = 41,238,172.86/x
  3. Step 3: Cross multiply
    76,045,491.78x = 104,942,806.46 × 41,238,172.86
  4. Step 4: Simplify right side
    76,045,491.78x = 4,327,649,593,211,004.50
  5. Step 5: Solve for x
    x = 4,327,649,593,211,004.50/76,045,491.78
  6. Step 6: Final answer
    x = 56,908,693.62

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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.