Home / 7,348,991.40-11,018,238.30-3,302,166.60

Finding the Fourth Proportional to 7,348,991.40, 11,018,238.30 and 3,302,166.60

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Solution

The fourth proportional to 7,348,991.40, 11,018,238.30 and 3,302,166.60 is: 4,950,891.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348,991.40 : 11,018,238.30 = 3,302,166.60 : x
  2. Step 2: Convert to fraction form
    7,348,991.40/11,018,238.30 = 3,302,166.60/x
  3. Step 3: Cross multiply
    7,348,991.40x = 11,018,238.30 × 3,302,166.60
  4. Step 4: Simplify right side
    7,348,991.40x = 36,384,058,505,100.78
  5. Step 5: Solve for x
    x = 36,384,058,505,100.78/7,348,991.40
  6. Step 6: Final answer
    x = 4,950,891.43

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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.