Home / 19,090,124-26,344,375.44-10,505,420

Finding the Fourth Proportional to 19,090,124, 26,344,375.44 and 10,505,420

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Solution

The fourth proportional to 19,090,124, 26,344,375.44 and 10,505,420 is: 14,497,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090,124 : 26,344,375.44 = 10,505,420 : x
  2. Step 2: Convert to fraction form
    19,090,124/26,344,375.44 = 10,505,420/x
  3. Step 3: Cross multiply
    19,090,124x = 26,344,375.44 × 10,505,420
  4. Step 4: Simplify right side
    19,090,124x = 276,758,728,634,884.81
  5. Step 5: Solve for x
    x = 276,758,728,634,884.81/19,090,124
  6. Step 6: Final answer
    x = 14,497,481.98

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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.