Home / 19,296,717.21-26,641,931.94-11,962,388.34

Finding the Fourth Proportional to 19,296,717.21, 26,641,931.94 and 11,962,388.34

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Solution

The fourth proportional to 19,296,717.21, 26,641,931.94 and 11,962,388.34 is: 16,515,821.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,296,717.21 : 26,641,931.94 = 11,962,388.34 : x
  2. Step 2: Convert to fraction form
    19,296,717.21/26,641,931.94 = 11,962,388.34/x
  3. Step 3: Cross multiply
    19,296,717.21x = 26,641,931.94 × 11,962,388.34
  4. Step 4: Simplify right side
    19,296,717.21x = 318,701,135,994,129.56
  5. Step 5: Solve for x
    x = 318,701,135,994,129.56/19,296,717.21
  6. Step 6: Final answer
    x = 16,515,821.45

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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.