Home / 17,003,137.20-25,504,705.80-10,956,519.60

Finding the Fourth Proportional to 17,003,137.20, 25,504,705.80 and 10,956,519.60

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Solution

The fourth proportional to 17,003,137.20, 25,504,705.80 and 10,956,519.60 is: 16,434,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,003,137.20 : 25,504,705.80 = 10,956,519.60 : x
  2. Step 2: Convert to fraction form
    17,003,137.20/25,504,705.80 = 10,956,519.60/x
  3. Step 3: Cross multiply
    17,003,137.20x = 25,504,705.80 × 10,956,519.60
  4. Step 4: Simplify right side
    17,003,137.20x = 279,442,808,989,933.69
  5. Step 5: Solve for x
    x = 279,442,808,989,933.69/17,003,137.20
  6. Step 6: Final answer
    x = 16,434,779.40

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Similar ratio
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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.