Home / 69,449,672.21-104,174,453.57-20,927,526.57

Finding the Fourth Proportional to 69,449,672.21, 104,174,453.57 and 20,927,526.57

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Solution

The fourth proportional to 69,449,672.21, 104,174,453.57 and 20,927,526.57 is: 31,391,273.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,449,672.21 : 104,174,453.57 = 20,927,526.57 : x
  2. Step 2: Convert to fraction form
    69,449,672.21/104,174,453.57 = 20,927,526.57/x
  3. Step 3: Cross multiply
    69,449,672.21x = 104,174,453.57 × 20,927,526.57
  4. Step 4: Simplify right side
    69,449,672.21x = 2,180,113,644,896,768.75
  5. Step 5: Solve for x
    x = 2,180,113,644,896,768.75/69,449,672.21
  6. Step 6: Final answer
    x = 31,391,273.36

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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.