Home / 7,448,093.80-11,172,140.70-2,661,188.20

Finding the Fourth Proportional to 7,448,093.80, 11,172,140.70 and 2,661,188.20

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Solution

The fourth proportional to 7,448,093.80, 11,172,140.70 and 2,661,188.20 is: 3,991,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448,093.80 : 11,172,140.70 = 2,661,188.20 : x
  2. Step 2: Convert to fraction form
    7,448,093.80/11,172,140.70 = 2,661,188.20/x
  3. Step 3: Cross multiply
    7,448,093.80x = 11,172,140.70 × 2,661,188.20
  4. Step 4: Simplify right side
    7,448,093.80x = 29,731,168,999,579.74
  5. Step 5: Solve for x
    x = 29,731,168,999,579.74/7,448,093.80
  6. Step 6: Final answer
    x = 3,991,782.30

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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.