Home / 39,203,995.36-54,102,828.24-21,563,644.24

Finding the Fourth Proportional to 39,203,995.36, 54,102,828.24 and 21,563,644.24

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Solution

The fourth proportional to 39,203,995.36, 54,102,828.24 and 21,563,644.24 is: 29,758,552.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,203,995.36 : 54,102,828.24 = 21,563,644.24 : x
  2. Step 2: Convert to fraction form
    39,203,995.36/54,102,828.24 = 21,563,644.24/x
  3. Step 3: Cross multiply
    39,203,995.36x = 54,102,828.24 × 21,563,644.24
  4. Step 4: Simplify right side
    39,203,995.36x = 1,166,654,140,545,185.25
  5. Step 5: Solve for x
    x = 1,166,654,140,545,185.25/39,203,995.36
  6. Step 6: Final answer
    x = 29,758,552.15

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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.