Home / 14,093,701.48-19,448,991.78-8,212,971.88

Finding the Fourth Proportional to 14,093,701.48, 19,448,991.78 and 8,212,971.88

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Solution

The fourth proportional to 14,093,701.48, 19,448,991.78 and 8,212,971.88 is: 11,333,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093,701.48 : 19,448,991.78 = 8,212,971.88 : x
  2. Step 2: Convert to fraction form
    14,093,701.48/19,448,991.78 = 8,212,971.88/x
  3. Step 3: Cross multiply
    14,093,701.48x = 19,448,991.78 × 8,212,971.88
  4. Step 4: Simplify right side
    14,093,701.48x = 159,734,022,583,491.16
  5. Step 5: Solve for x
    x = 159,734,022,583,491.16/14,093,701.48
  6. Step 6: Final answer
    x = 11,333,716.90

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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.