Home / 13,616,587.60-20,401,261.80-8,821,808.80

Finding the Fourth Proportional to 13,616,587.60, 20,401,261.80 and 8,821,808.80

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Solution

The fourth proportional to 13,616,587.60, 20,401,261.80 and 8,821,808.80 is: 13,217,410.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,616,587.60 : 20,401,261.80 = 8,821,808.80 : x
  2. Step 2: Convert to fraction form
    13,616,587.60/20,401,261.80 = 8,821,808.80/x
  3. Step 3: Cross multiply
    13,616,587.60x = 20,401,261.80 × 8,821,808.80
  4. Step 4: Simplify right side
    13,616,587.60x = 179,976,030,878,343.88
  5. Step 5: Solve for x
    x = 179,976,030,878,343.88/13,616,587.60
  6. Step 6: Final answer
    x = 13,217,410.72

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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.