Home / 16,821,093.36-23,213,117.76-9,086,135.52

Finding the Fourth Proportional to 16,821,093.36, 23,213,117.76 and 9,086,135.52

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Solution

The fourth proportional to 16,821,093.36, 23,213,117.76 and 9,086,135.52 is: 12,538,871.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,093.36 : 23,213,117.76 = 9,086,135.52 : x
  2. Step 2: Convert to fraction form
    16,821,093.36/23,213,117.76 = 9,086,135.52/x
  3. Step 3: Cross multiply
    16,821,093.36x = 23,213,117.76 × 9,086,135.52
  4. Step 4: Simplify right side
    16,821,093.36x = 210,917,533,809,078.84
  5. Step 5: Solve for x
    x = 210,917,533,809,078.84/16,821,093.36
  6. Step 6: Final answer
    x = 12,538,871.84

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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.