Home / 15,815,729.86-23,699,057.01-10,967,493.22

Finding the Fourth Proportional to 15,815,729.86, 23,699,057.01 and 10,967,493.22

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Solution

The fourth proportional to 15,815,729.86, 23,699,057.01 and 10,967,493.22 is: 16,434,223.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,815,729.86 : 23,699,057.01 = 10,967,493.22 : x
  2. Step 2: Convert to fraction form
    15,815,729.86/23,699,057.01 = 10,967,493.22/x
  3. Step 3: Cross multiply
    15,815,729.86x = 23,699,057.01 × 10,967,493.22
  4. Step 4: Simplify right side
    15,815,729.86x = 259,919,247,077,568.50
  5. Step 5: Solve for x
    x = 259,919,247,077,568.50/15,815,729.86
  6. Step 6: Final answer
    x = 16,434,223.99

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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.