Home / 18,621,219.96-27,935,850.27-5,668,383.50

Finding the Fourth Proportional to 18,621,219.96, 27,935,850.27 and 5,668,383.50

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Solution

The fourth proportional to 18,621,219.96, 27,935,850.27 and 5,668,383.50 is: 8,503,799.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,621,219.96 : 27,935,850.27 = 5,668,383.50 : x
  2. Step 2: Convert to fraction form
    18,621,219.96/27,935,850.27 = 5,668,383.50/x
  3. Step 3: Cross multiply
    18,621,219.96x = 27,935,850.27 × 5,668,383.50
  4. Step 4: Simplify right side
    18,621,219.96x = 158,351,112,589,259.28
  5. Step 5: Solve for x
    x = 158,351,112,589,259.28/18,621,219.96
  6. Step 6: Final answer
    x = 8,503,799.05

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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.