Home / 30,378,660.12-41,928,526.80-23,023,664.37

Finding the Fourth Proportional to 30,378,660.12, 41,928,526.80 and 23,023,664.37

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Solution

The fourth proportional to 30,378,660.12, 41,928,526.80 and 23,023,664.37 is: 31,777,185.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,378,660.12 : 41,928,526.80 = 23,023,664.37 : x
  2. Step 2: Convert to fraction form
    30,378,660.12/41,928,526.80 = 23,023,664.37/x
  3. Step 3: Cross multiply
    30,378,660.12x = 41,928,526.80 × 23,023,664.37
  4. Step 4: Simplify right side
    30,378,660.12x = 965,348,328,571,750.12
  5. Step 5: Solve for x
    x = 965,348,328,571,750.12/30,378,660.12
  6. Step 6: Final answer
    x = 31,777,185.85

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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.