Home / 23,167,625.88-31,857,949.63-20,106,525.72

Finding the Fourth Proportional to 23,167,625.88, 31,857,949.63 and 20,106,525.72

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Solution

The fourth proportional to 23,167,625.88, 31,857,949.63 and 20,106,525.72 is: 27,648,611.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,167,625.88 : 31,857,949.63 = 20,106,525.72 : x
  2. Step 2: Convert to fraction form
    23,167,625.88/31,857,949.63 = 20,106,525.72/x
  3. Step 3: Cross multiply
    23,167,625.88x = 31,857,949.63 × 20,106,525.72
  4. Step 4: Simplify right side
    23,167,625.88x = 640,552,683,362,237.12
  5. Step 5: Solve for x
    x = 640,552,683,362,237.12/23,167,625.88
  6. Step 6: Final answer
    x = 27,648,611.33

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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.