Home / 13,644,466.20-20,452,921.20-6,810,528.60

Finding the Fourth Proportional to 13,644,466.20, 20,452,921.20 and 6,810,528.60

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Solution

The fourth proportional to 13,644,466.20, 20,452,921.20 and 6,810,528.60 is: 10,208,915.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,644,466.20 : 20,452,921.20 = 6,810,528.60 : x
  2. Step 2: Convert to fraction form
    13,644,466.20/20,452,921.20 = 6,810,528.60/x
  3. Step 3: Cross multiply
    13,644,466.20x = 20,452,921.20 × 6,810,528.60
  4. Step 4: Simplify right side
    13,644,466.20x = 139,295,204,786,146.31
  5. Step 5: Solve for x
    x = 139,295,204,786,146.31/13,644,466.20
  6. Step 6: Final answer
    x = 10,208,915.67

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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.