Home / 13,398,300.40-20,097,450.60-8,296,466.80

Finding the Fourth Proportional to 13,398,300.40, 20,097,450.60 and 8,296,466.80

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Solution

The fourth proportional to 13,398,300.40, 20,097,450.60 and 8,296,466.80 is: 12,444,700.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398,300.40 : 20,097,450.60 = 8,296,466.80 : x
  2. Step 2: Convert to fraction form
    13,398,300.40/20,097,450.60 = 8,296,466.80/x
  3. Step 3: Cross multiply
    13,398,300.40x = 20,097,450.60 × 8,296,466.80
  4. Step 4: Simplify right side
    13,398,300.40x = 166,737,831,667,540.09
  5. Step 5: Solve for x
    x = 166,737,831,667,540.09/13,398,300.40
  6. Step 6: Final answer
    x = 12,444,700.20

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1.5x scale

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.