Home / 6,173,805.45-9,261,058.10-1,914,579.21

Finding the Fourth Proportional to 6,173,805.45, 9,261,058.10 and 1,914,579.21

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Solution

The fourth proportional to 6,173,805.45, 9,261,058.10 and 1,914,579.21 is: 2,871,977.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173,805.45 : 9,261,058.10 = 1,914,579.21 : x
  2. Step 2: Convert to fraction form
    6,173,805.45/9,261,058.10 = 1,914,579.21/x
  3. Step 3: Cross multiply
    6,173,805.45x = 9,261,058.10 × 1,914,579.21
  4. Step 4: Simplify right side
    6,173,805.45x = 17,731,029,291,289.21
  5. Step 5: Solve for x
    x = 17,731,029,291,289.21/6,173,805.45
  6. Step 6: Final answer
    x = 2,871,977.33

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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.