Home / 38,638,415.36-57,984,187.84-15,919,308.56

Finding the Fourth Proportional to 38,638,415.36, 57,984,187.84 and 15,919,308.56

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Solution

The fourth proportional to 38,638,415.36, 57,984,187.84 and 15,919,308.56 is: 23,889,907.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,638,415.36 : 57,984,187.84 = 15,919,308.56 : x
  2. Step 2: Convert to fraction form
    38,638,415.36/57,984,187.84 = 15,919,308.56/x
  3. Step 3: Cross multiply
    38,638,415.36x = 57,984,187.84 × 15,919,308.56
  4. Step 4: Simplify right side
    38,638,415.36x = 923,068,177,825,960
  5. Step 5: Solve for x
    x = 923,068,177,825,960/38,638,415.36
  6. Step 6: Final answer
    x = 23,889,907.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.