Home / 9,295,900.40-13,943,850.60-8,658,171.20

Finding the Fourth Proportional to 9,295,900.40, 13,943,850.60 and 8,658,171.20

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Solution

The fourth proportional to 9,295,900.40, 13,943,850.60 and 8,658,171.20 is: 12,987,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295,900.40 : 13,943,850.60 = 8,658,171.20 : x
  2. Step 2: Convert to fraction form
    9,295,900.40/13,943,850.60 = 8,658,171.20/x
  3. Step 3: Cross multiply
    9,295,900.40x = 13,943,850.60 × 8,658,171.20
  4. Step 4: Simplify right side
    9,295,900.40x = 120,728,245,682,022.70
  5. Step 5: Solve for x
    x = 120,728,245,682,022.70/9,295,900.40
  6. Step 6: Final answer
    x = 12,987,256.80

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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.