Home / 13,460,467.20-20,190,700.80-6,269,611.20

Finding the Fourth Proportional to 13,460,467.20, 20,190,700.80 and 6,269,611.20

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Solution

The fourth proportional to 13,460,467.20, 20,190,700.80 and 6,269,611.20 is: 9,404,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,467.20 : 20,190,700.80 = 6,269,611.20 : x
  2. Step 2: Convert to fraction form
    13,460,467.20/20,190,700.80 = 6,269,611.20/x
  3. Step 3: Cross multiply
    13,460,467.20x = 20,190,700.80 × 6,269,611.20
  4. Step 4: Simplify right side
    13,460,467.20x = 126,587,843,871,528.97
  5. Step 5: Solve for x
    x = 126,587,843,871,528.97/13,460,467.20
  6. Step 6: Final answer
    x = 9,404,416.80

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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.