Home / 49,907,999.80-74,861,999.70-12,085,535.80

Finding the Fourth Proportional to 49,907,999.80, 74,861,999.70 and 12,085,535.80

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Solution

The fourth proportional to 49,907,999.80, 74,861,999.70 and 12,085,535.80 is: 18,128,303.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,907,999.80 : 74,861,999.70 = 12,085,535.80 : x
  2. Step 2: Convert to fraction form
    49,907,999.80/74,861,999.70 = 12,085,535.80/x
  3. Step 3: Cross multiply
    49,907,999.80x = 74,861,999.70 × 12,085,535.80
  4. Step 4: Simplify right side
    49,907,999.80x = 904,747,377,433,939.38
  5. Step 5: Solve for x
    x = 904,747,377,433,939.38/49,907,999.80
  6. Step 6: Final answer
    x = 18,128,303.70

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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.