Home / 21,542,419.40-32,313,629.10-14,739,974.60

Finding the Fourth Proportional to 21,542,419.40, 32,313,629.10 and 14,739,974.60

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Solution

The fourth proportional to 21,542,419.40, 32,313,629.10 and 14,739,974.60 is: 22,109,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,542,419.40 : 32,313,629.10 = 14,739,974.60 : x
  2. Step 2: Convert to fraction form
    21,542,419.40/32,313,629.10 = 14,739,974.60/x
  3. Step 3: Cross multiply
    21,542,419.40x = 32,313,629.10 × 14,739,974.60
  4. Step 4: Simplify right side
    21,542,419.40x = 476,302,072,167,820.88
  5. Step 5: Solve for x
    x = 476,302,072,167,820.88/21,542,419.40
  6. Step 6: Final answer
    x = 22,109,961.90

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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.