Home / 31,433,933.55-47,150,912.48-14,141,940.56

Finding the Fourth Proportional to 31,433,933.55, 47,150,912.48 and 14,141,940.56

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Solution

The fourth proportional to 31,433,933.55, 47,150,912.48 and 14,141,940.56 is: 21,212,916.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,433,933.55 : 47,150,912.48 = 14,141,940.56 : x
  2. Step 2: Convert to fraction form
    31,433,933.55/47,150,912.48 = 14,141,940.56/x
  3. Step 3: Cross multiply
    31,433,933.55x = 47,150,912.48 × 14,141,940.56
  4. Step 4: Simplify right side
    31,433,933.55x = 666,805,401,591,822.25
  5. Step 5: Solve for x
    x = 666,805,401,591,822.25/31,433,933.55
  6. Step 6: Final answer
    x = 21,212,916.30

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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.