Home / 13,851,467.20-20,777,200.80-8,749,633.60

Finding the Fourth Proportional to 13,851,467.20, 20,777,200.80 and 8,749,633.60

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Solution

The fourth proportional to 13,851,467.20, 20,777,200.80 and 8,749,633.60 is: 13,124,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,467.20 : 20,777,200.80 = 8,749,633.60 : x
  2. Step 2: Convert to fraction form
    13,851,467.20/20,777,200.80 = 8,749,633.60/x
  3. Step 3: Cross multiply
    13,851,467.20x = 20,777,200.80 × 8,749,633.60
  4. Step 4: Simplify right side
    13,851,467.20x = 181,792,894,233,626.88
  5. Step 5: Solve for x
    x = 181,792,894,233,626.88/13,851,467.20
  6. Step 6: Final answer
    x = 13,124,450.40

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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.