Home / 11,465,824.40-17,198,736.60-7,882,643.60

Finding the Fourth Proportional to 11,465,824.40, 17,198,736.60 and 7,882,643.60

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Solution

The fourth proportional to 11,465,824.40, 17,198,736.60 and 7,882,643.60 is: 11,823,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,465,824.40 : 17,198,736.60 = 7,882,643.60 : x
  2. Step 2: Convert to fraction form
    11,465,824.40/17,198,736.60 = 7,882,643.60/x
  3. Step 3: Cross multiply
    11,465,824.40x = 17,198,736.60 × 7,882,643.60
  4. Step 4: Simplify right side
    11,465,824.40x = 135,571,510,988,075.77
  5. Step 5: Solve for x
    x = 135,571,510,988,075.77/11,465,824.40
  6. Step 6: Final answer
    x = 11,823,965.40

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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.