Home / 39,953,912.99-59,932,933.76-12,663,105.44

Finding the Fourth Proportional to 39,953,912.99, 59,932,933.76 and 12,663,105.44

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Solution

The fourth proportional to 39,953,912.99, 59,932,933.76 and 12,663,105.44 is: 18,995,312.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,953,912.99 : 59,932,933.76 = 12,663,105.44 : x
  2. Step 2: Convert to fraction form
    39,953,912.99/59,932,933.76 = 12,663,105.44/x
  3. Step 3: Cross multiply
    39,953,912.99x = 59,932,933.76 × 12,663,105.44
  4. Step 4: Simplify right side
    39,953,912.99x = 758,937,059,263,408.88
  5. Step 5: Solve for x
    x = 758,937,059,263,408.88/39,953,912.99
  6. Step 6: Final answer
    x = 18,995,312.41

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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.