Home / 11,856,822.12-17,809,040.70-7,073,856.36

Finding the Fourth Proportional to 11,856,822.12, 17,809,040.70 and 7,073,856.36

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Solution

The fourth proportional to 11,856,822.12, 17,809,040.70 and 7,073,856.36 is: 10,624,988.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856,822.12 : 17,809,040.70 = 7,073,856.36 : x
  2. Step 2: Convert to fraction form
    11,856,822.12/17,809,040.70 = 7,073,856.36/x
  3. Step 3: Cross multiply
    11,856,822.12x = 17,809,040.70 × 7,073,856.36
  4. Step 4: Simplify right side
    11,856,822.12x = 125,978,595,821,193.86
  5. Step 5: Solve for x
    x = 125,978,595,821,193.86/11,856,822.12
  6. Step 6: Final answer
    x = 10,624,988.26

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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.