Home / 30,250,789.64-41,749,619.30-17,200,004.20

Finding the Fourth Proportional to 30,250,789.64, 41,749,619.30 and 17,200,004.20

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Solution

The fourth proportional to 30,250,789.64, 41,749,619.30 and 17,200,004.20 is: 23,738,012.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,250,789.64 : 41,749,619.30 = 17,200,004.20 : x
  2. Step 2: Convert to fraction form
    30,250,789.64/41,749,619.30 = 17,200,004.20/x
  3. Step 3: Cross multiply
    30,250,789.64x = 41,749,619.30 × 17,200,004.20
  4. Step 4: Simplify right side
    30,250,789.64x = 718,093,627,308,401
  5. Step 5: Solve for x
    x = 718,093,627,308,401/30,250,789.64
  6. Step 6: Final answer
    x = 23,738,012.66

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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.