Home / 13,383,986.84-18,469,837.54-7,582,756.11

Finding the Fourth Proportional to 13,383,986.84, 18,469,837.54 and 7,582,756.11

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Solution

The fourth proportional to 13,383,986.84, 18,469,837.54 and 7,582,756.11 is: 10,464,167.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383,986.84 : 18,469,837.54 = 7,582,756.11 : x
  2. Step 2: Convert to fraction form
    13,383,986.84/18,469,837.54 = 7,582,756.11/x
  3. Step 3: Cross multiply
    13,383,986.84x = 18,469,837.54 × 7,582,756.11
  4. Step 4: Simplify right side
    13,383,986.84x = 140,052,273,476,099.27
  5. Step 5: Solve for x
    x = 140,052,273,476,099.27/13,383,986.84
  6. Step 6: Final answer
    x = 10,464,167.00

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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.