Home / 22,009,296.60-33,019,849.80-19,629,621.90

Finding the Fourth Proportional to 22,009,296.60, 33,019,849.80 and 19,629,621.90

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Solution

The fourth proportional to 22,009,296.60, 33,019,849.80 and 19,629,621.90 is: 29,449,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,009,296.60 : 33,019,849.80 = 19,629,621.90 : x
  2. Step 2: Convert to fraction form
    22,009,296.60/33,019,849.80 = 19,629,621.90/x
  3. Step 3: Cross multiply
    22,009,296.60x = 33,019,849.80 × 19,629,621.90
  4. Step 4: Simplify right side
    22,009,296.60x = 648,167,166,768,790.62
  5. Step 5: Solve for x
    x = 648,167,166,768,790.62/22,009,296.60
  6. Step 6: Final answer
    x = 29,449,699.30

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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.