Home / 28,863,222.70-39,816,146.22-17,846,450.78

Finding the Fourth Proportional to 28,863,222.70, 39,816,146.22 and 17,846,450.78

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Solution

The fourth proportional to 28,863,222.70, 39,816,146.22 and 17,846,450.78 is: 24,618,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,863,222.70 : 39,816,146.22 = 17,846,450.78 : x
  2. Step 2: Convert to fraction form
    28,863,222.70/39,816,146.22 = 17,846,450.78/x
  3. Step 3: Cross multiply
    28,863,222.70x = 39,816,146.22 × 17,846,450.78
  4. Step 4: Simplify right side
    28,863,222.70x = 710,576,893,764,513.12
  5. Step 5: Solve for x
    x = 710,576,893,764,513.12/28,863,222.70
  6. Step 6: Final answer
    x = 24,618,764.90

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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.