Home / 12,409,232.40-18,598,102.20-10,992,056.40

Finding the Fourth Proportional to 12,409,232.40, 18,598,102.20 and 10,992,056.40

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Solution

The fourth proportional to 12,409,232.40, 18,598,102.20 and 10,992,056.40 is: 16,474,136.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,409,232.40 : 18,598,102.20 = 10,992,056.40 : x
  2. Step 2: Convert to fraction form
    12,409,232.40/18,598,102.20 = 10,992,056.40/x
  3. Step 3: Cross multiply
    12,409,232.40x = 18,598,102.20 × 10,992,056.40
  4. Step 4: Simplify right side
    12,409,232.40x = 204,431,388,315,364.09
  5. Step 5: Solve for x
    x = 204,431,388,315,364.09/12,409,232.40
  6. Step 6: Final answer
    x = 16,474,136.49

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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.