Home / 76,491,885.06-105,555,729.96-41,683,833.63

Finding the Fourth Proportional to 76,491,885.06, 105,555,729.96 and 41,683,833.63

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Solution

The fourth proportional to 76,491,885.06, 105,555,729.96 and 41,683,833.63 is: 57,522,016.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,491,885.06 : 105,555,729.96 = 41,683,833.63 : x
  2. Step 2: Convert to fraction form
    76,491,885.06/105,555,729.96 = 41,683,833.63/x
  3. Step 3: Cross multiply
    76,491,885.06x = 105,555,729.96 × 41,683,833.63
  4. Step 4: Simplify right side
    76,491,885.06x = 4,399,967,486,345,846.50
  5. Step 5: Solve for x
    x = 4,399,967,486,345,846.50/76,491,885.06
  6. Step 6: Final answer
    x = 57,522,016.65

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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.