Home / 13,823,427.09-20,744,396.10-5,736,410.58

Finding the Fourth Proportional to 13,823,427.09, 20,744,396.10 and 5,736,410.58

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Solution

The fourth proportional to 13,823,427.09, 20,744,396.10 and 5,736,410.58 is: 8,608,456.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,427.09 : 20,744,396.10 = 5,736,410.58 : x
  2. Step 2: Convert to fraction form
    13,823,427.09/20,744,396.10 = 5,736,410.58/x
  3. Step 3: Cross multiply
    13,823,427.09x = 20,744,396.10 × 5,736,410.58
  4. Step 4: Simplify right side
    13,823,427.09x = 118,998,373,263,750.75
  5. Step 5: Solve for x
    x = 118,998,373,263,750.75/13,823,427.09
  6. Step 6: Final answer
    x = 8,608,456.68

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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.