Home / 11,686,647.64-16,137,914.78-7,283,887.26

Finding the Fourth Proportional to 11,686,647.64, 16,137,914.78 and 7,283,887.26

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Solution

The fourth proportional to 11,686,647.64, 16,137,914.78 and 7,283,887.26 is: 10,058,209.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,686,647.64 : 16,137,914.78 = 7,283,887.26 : x
  2. Step 2: Convert to fraction form
    11,686,647.64/16,137,914.78 = 7,283,887.26/x
  3. Step 3: Cross multiply
    11,686,647.64x = 16,137,914.78 × 7,283,887.26
  4. Step 4: Simplify right side
    11,686,647.64x = 117,546,751,869,007.69
  5. Step 5: Solve for x
    x = 117,546,751,869,007.69/11,686,647.64
  6. Step 6: Final answer
    x = 10,058,209.63

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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.