Home / 10,647,353.80-15,971,030.70-6,395,825.80

Finding the Fourth Proportional to 10,647,353.80, 15,971,030.70 and 6,395,825.80

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Solution

The fourth proportional to 10,647,353.80, 15,971,030.70 and 6,395,825.80 is: 9,593,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647,353.80 : 15,971,030.70 = 6,395,825.80 : x
  2. Step 2: Convert to fraction form
    10,647,353.80/15,971,030.70 = 6,395,825.80/x
  3. Step 3: Cross multiply
    10,647,353.80x = 15,971,030.70 × 6,395,825.80
  4. Step 4: Simplify right side
    10,647,353.80x = 102,147,930,203,652.05
  5. Step 5: Solve for x
    x = 102,147,930,203,652.05/10,647,353.80
  6. Step 6: Final answer
    x = 9,593,738.70

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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.