Home / 17,292,662.12-25,938,579.54-5,621,018.88

Finding the Fourth Proportional to 17,292,662.12, 25,938,579.54 and 5,621,018.88

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Solution

The fourth proportional to 17,292,662.12, 25,938,579.54 and 5,621,018.88 is: 8,431,393.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,292,662.12 : 25,938,579.54 = 5,621,018.88 : x
  2. Step 2: Convert to fraction form
    17,292,662.12/25,938,579.54 = 5,621,018.88/x
  3. Step 3: Cross multiply
    17,292,662.12x = 25,938,579.54 × 5,621,018.88
  4. Step 4: Simplify right side
    17,292,662.12x = 145,801,245,314,721.72
  5. Step 5: Solve for x
    x = 145,801,245,314,721.72/17,292,662.12
  6. Step 6: Final answer
    x = 8,431,393.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.