Home / 30,080,896.78-41,512,141.83-16,329,860.50

Finding the Fourth Proportional to 30,080,896.78, 41,512,141.83 and 16,329,860.50

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Solution

The fourth proportional to 30,080,896.78, 41,512,141.83 and 16,329,860.50 is: 22,535,481.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,080,896.78 : 41,512,141.83 = 16,329,860.50 : x
  2. Step 2: Convert to fraction form
    30,080,896.78/41,512,141.83 = 16,329,860.50/x
  3. Step 3: Cross multiply
    30,080,896.78x = 41,512,141.83 × 16,329,860.50
  4. Step 4: Simplify right side
    30,080,896.78x = 677,887,485,140,114.62
  5. Step 5: Solve for x
    x = 677,887,485,140,114.62/30,080,896.78
  6. Step 6: Final answer
    x = 22,535,481.24

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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.