Home / 66,628,067.96-91,946,103.54-37,259,063.66

Finding the Fourth Proportional to 66,628,067.96, 91,946,103.54 and 37,259,063.66

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Solution

The fourth proportional to 66,628,067.96, 91,946,103.54 and 37,259,063.66 is: 51,417,155.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,628,067.96 : 91,946,103.54 = 37,259,063.66 : x
  2. Step 2: Convert to fraction form
    66,628,067.96/91,946,103.54 = 37,259,063.66/x
  3. Step 3: Cross multiply
    66,628,067.96x = 91,946,103.54 × 37,259,063.66
  4. Step 4: Simplify right side
    66,628,067.96x = 3,425,825,725,085,811.50
  5. Step 5: Solve for x
    x = 3,425,825,725,085,811.50/66,628,067.96
  6. Step 6: Final answer
    x = 51,417,155.41

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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.