Home / 21,621,250.44-29,837,322.61-11,831,692.04

Finding the Fourth Proportional to 21,621,250.44, 29,837,322.61 and 11,831,692.04

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Solution

The fourth proportional to 21,621,250.44, 29,837,322.61 and 11,831,692.04 is: 16,327,733.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,621,250.44 : 29,837,322.61 = 11,831,692.04 : x
  2. Step 2: Convert to fraction form
    21,621,250.44/29,837,322.61 = 11,831,692.04/x
  3. Step 3: Cross multiply
    21,621,250.44x = 29,837,322.61 × 11,831,692.04
  4. Step 4: Simplify right side
    21,621,250.44x = 353,026,012,352,773.19
  5. Step 5: Solve for x
    x = 353,026,012,352,773.19/21,621,250.44
  6. Step 6: Final answer
    x = 16,327,733.37

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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.