Home / 16,362,114.74-22,579,786.71-9,019,786.78

Finding the Fourth Proportional to 16,362,114.74, 22,579,786.71 and 9,019,786.78

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Solution

The fourth proportional to 16,362,114.74, 22,579,786.71 and 9,019,786.78 is: 12,447,343.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,362,114.74 : 22,579,786.71 = 9,019,786.78 : x
  2. Step 2: Convert to fraction form
    16,362,114.74/22,579,786.71 = 9,019,786.78/x
  3. Step 3: Cross multiply
    16,362,114.74x = 22,579,786.71 × 9,019,786.78
  4. Step 4: Simplify right side
    16,362,114.74x = 203,664,861,556,993.47
  5. Step 5: Solve for x
    x = 203,664,861,556,993.47/16,362,114.74
  6. Step 6: Final answer
    x = 12,447,343.44

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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.