Home / 36,004,391.16-49,686,372.36-21,128,619.48

Finding the Fourth Proportional to 36,004,391.16, 49,686,372.36 and 21,128,619.48

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Solution

The fourth proportional to 36,004,391.16, 49,686,372.36 and 21,128,619.48 is: 29,157,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,004,391.16 : 49,686,372.36 = 21,128,619.48 : x
  2. Step 2: Convert to fraction form
    36,004,391.16/49,686,372.36 = 21,128,619.48/x
  3. Step 3: Cross multiply
    36,004,391.16x = 49,686,372.36 × 21,128,619.48
  4. Step 4: Simplify right side
    36,004,391.16x = 1,049,804,454,936,029.62
  5. Step 5: Solve for x
    x = 1,049,804,454,936,029.62/36,004,391.16
  6. Step 6: Final answer
    x = 29,157,678.30

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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.