Home / 37,005,405.21-51,068,063.78-20,259,865.37

Finding the Fourth Proportional to 37,005,405.21, 51,068,063.78 and 20,259,865.37

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Solution

The fourth proportional to 37,005,405.21, 51,068,063.78 and 20,259,865.37 is: 27,958,945.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,005,405.21 : 51,068,063.78 = 20,259,865.37 : x
  2. Step 2: Convert to fraction form
    37,005,405.21/51,068,063.78 = 20,259,865.37/x
  3. Step 3: Cross multiply
    37,005,405.21x = 51,068,063.78 × 20,259,865.37
  4. Step 4: Simplify right side
    37,005,405.21x = 1,034,632,096,788,074
  5. Step 5: Solve for x
    x = 1,034,632,096,788,074/37,005,405.21
  6. Step 6: Final answer
    x = 27,958,945.22

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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.