Home / 21,963,739.26-30,309,907.87-12,040,604.46

Finding the Fourth Proportional to 21,963,739.26, 30,309,907.87 and 12,040,604.46

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Solution

The fourth proportional to 21,963,739.26, 30,309,907.87 and 12,040,604.46 is: 16,616,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,963,739.26 : 30,309,907.87 = 12,040,604.46 : x
  2. Step 2: Convert to fraction form
    21,963,739.26/30,309,907.87 = 12,040,604.46/x
  3. Step 3: Cross multiply
    21,963,739.26x = 30,309,907.87 × 12,040,604.46
  4. Step 4: Simplify right side
    21,963,739.26x = 364,949,611,881,711.12
  5. Step 5: Solve for x
    x = 364,949,611,881,711.12/21,963,739.26
  6. Step 6: Final answer
    x = 16,616,005.48

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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.