Home / 27,579,079.80-41,368,619.70-7,384,321.80

Finding the Fourth Proportional to 27,579,079.80, 41,368,619.70 and 7,384,321.80

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Solution

The fourth proportional to 27,579,079.80, 41,368,619.70 and 7,384,321.80 is: 11,076,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,579,079.80 : 41,368,619.70 = 7,384,321.80 : x
  2. Step 2: Convert to fraction form
    27,579,079.80/41,368,619.70 = 7,384,321.80/x
  3. Step 3: Cross multiply
    27,579,079.80x = 41,368,619.70 × 7,384,321.80
  4. Step 4: Simplify right side
    27,579,079.80x = 305,479,200,286,619.50
  5. Step 5: Solve for x
    x = 305,479,200,286,619.50/27,579,079.80
  6. Step 6: Final answer
    x = 11,076,482.70

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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.