Home / 28,863,223.70-39,816,147.60-17,846,451.78

Finding the Fourth Proportional to 28,863,223.70, 39,816,147.60 and 17,846,451.78

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Solution

The fourth proportional to 28,863,223.70, 39,816,147.60 and 17,846,451.78 is: 24,618,766.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,863,223.70 : 39,816,147.60 = 17,846,451.78 : x
  2. Step 2: Convert to fraction form
    28,863,223.70/39,816,147.60 = 17,846,451.78/x
  3. Step 3: Cross multiply
    28,863,223.70x = 39,816,147.60 × 17,846,451.78
  4. Step 4: Simplify right side
    28,863,223.70x = 710,576,958,208,762.75
  5. Step 5: Solve for x
    x = 710,576,958,208,762.75/28,863,223.70
  6. Step 6: Final answer
    x = 24,618,766.27

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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.