Home / 49,907,754.80-74,861,632.20-12,085,290.80

Finding the Fourth Proportional to 49,907,754.80, 74,861,632.20 and 12,085,290.80

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Solution

The fourth proportional to 49,907,754.80, 74,861,632.20 and 12,085,290.80 is: 18,127,936.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,907,754.80 : 74,861,632.20 = 12,085,290.80 : x
  2. Step 2: Convert to fraction form
    49,907,754.80/74,861,632.20 = 12,085,290.80/x
  3. Step 3: Cross multiply
    49,907,754.80x = 74,861,632.20 × 12,085,290.80
  4. Step 4: Simplify right side
    49,907,754.80x = 904,724,594,899,643.88
  5. Step 5: Solve for x
    x = 904,724,594,899,643.88/49,907,754.80
  6. Step 6: Final answer
    x = 18,127,936.20

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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.