Home / 12,563,911.77-18,861,814.53-10,682,610.63

Finding the Fourth Proportional to 12,563,911.77, 18,861,814.53 and 10,682,610.63

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Solution

The fourth proportional to 12,563,911.77, 18,861,814.53 and 10,682,610.63 is: 16,037,474.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563,911.77 : 18,861,814.53 = 10,682,610.63 : x
  2. Step 2: Convert to fraction form
    12,563,911.77/18,861,814.53 = 10,682,610.63/x
  3. Step 3: Cross multiply
    12,563,911.77x = 18,861,814.53 × 10,682,610.63
  4. Step 4: Simplify right side
    12,563,911.77x = 201,493,420,399,266.47
  5. Step 5: Solve for x
    x = 201,493,420,399,266.47/12,563,911.77
  6. Step 6: Final answer
    x = 16,037,474.96

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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.