Home / 12,294,450.52-18,454,661.70-6,907,704.28

Finding the Fourth Proportional to 12,294,450.52, 18,454,661.70 and 6,907,704.28

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Solution

The fourth proportional to 12,294,450.52, 18,454,661.70 and 6,907,704.28 is: 10,368,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,450.52 : 18,454,661.70 = 6,907,704.28 : x
  2. Step 2: Convert to fraction form
    12,294,450.52/18,454,661.70 = 6,907,704.28/x
  3. Step 3: Cross multiply
    12,294,450.52x = 18,454,661.70 × 6,907,704.28
  4. Step 4: Simplify right side
    12,294,450.52x = 127,479,345,611,042.08
  5. Step 5: Solve for x
    x = 127,479,345,611,042.08/12,294,450.52
  6. Step 6: Final answer
    x = 10,368,852.63

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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.