Home / 9,449,228.80-14,136,518.40-8,200,921.60

Finding the Fourth Proportional to 9,449,228.80, 14,136,518.40 and 8,200,921.60

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Solution

The fourth proportional to 9,449,228.80, 14,136,518.40 and 8,200,921.60 is: 12,268,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,449,228.80 : 14,136,518.40 = 8,200,921.60 : x
  2. Step 2: Convert to fraction form
    9,449,228.80/14,136,518.40 = 8,200,921.60/x
  3. Step 3: Cross multiply
    9,449,228.80x = 14,136,518.40 × 8,200,921.60
  4. Step 4: Simplify right side
    9,449,228.80x = 115,932,479,095,357.44
  5. Step 5: Solve for x
    x = 115,932,479,095,357.44/9,449,228.80
  6. Step 6: Final answer
    x = 12,268,988.46

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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.