Home / 8,463,721.44-11,683,511.38-5,714,133.45

Finding the Fourth Proportional to 8,463,721.44, 11,683,511.38 and 5,714,133.45

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Solution

The fourth proportional to 8,463,721.44, 11,683,511.38 and 5,714,133.45 is: 7,887,918.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463,721.44 : 11,683,511.38 = 5,714,133.45 : x
  2. Step 2: Convert to fraction form
    8,463,721.44/11,683,511.38 = 5,714,133.45/x
  3. Step 3: Cross multiply
    8,463,721.44x = 11,683,511.38 × 5,714,133.45
  4. Step 4: Simplify right side
    8,463,721.44x = 66,761,143,189,913.66
  5. Step 5: Solve for x
    x = 66,761,143,189,913.66/8,463,721.44
  6. Step 6: Final answer
    x = 7,887,918.29

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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.