Home / 20,202,956.06-27,880,078.30-10,910,525.23

Finding the Fourth Proportional to 20,202,956.06, 27,880,078.30 and 10,910,525.23

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Solution

The fourth proportional to 20,202,956.06, 27,880,078.30 and 10,910,525.23 is: 15,056,524.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,202,956.06 : 27,880,078.30 = 10,910,525.23 : x
  2. Step 2: Convert to fraction form
    20,202,956.06/27,880,078.30 = 10,910,525.23/x
  3. Step 3: Cross multiply
    20,202,956.06x = 27,880,078.30 × 10,910,525.23
  4. Step 4: Simplify right side
    20,202,956.06x = 304,186,297,674,899.88
  5. Step 5: Solve for x
    x = 304,186,297,674,899.88/20,202,956.06
  6. Step 6: Final answer
    x = 15,056,524.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.