Home / 37,640,947.49-51,944,533.12-21,118,791.25

Finding the Fourth Proportional to 37,640,947.49, 51,944,533.12 and 21,118,791.25

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Solution

The fourth proportional to 37,640,947.49, 51,944,533.12 and 21,118,791.25 is: 29,143,946.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,640,947.49 : 51,944,533.12 = 21,118,791.25 : x
  2. Step 2: Convert to fraction form
    37,640,947.49/51,944,533.12 = 21,118,791.25/x
  3. Step 3: Cross multiply
    37,640,947.49x = 51,944,533.12 × 21,118,791.25
  4. Step 4: Simplify right side
    37,640,947.49x = 1,097,005,751,174,674.62
  5. Step 5: Solve for x
    x = 1,097,005,751,174,674.62/37,640,947.49
  6. Step 6: Final answer
    x = 29,143,946.27

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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.