Home / 23,618,796.20-35,405,903.10-12,820,178.60

Finding the Fourth Proportional to 23,618,796.20, 35,405,903.10 and 12,820,178.60

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Solution

The fourth proportional to 23,618,796.20, 35,405,903.10 and 12,820,178.60 is: 19,218,168.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,618,796.20 : 35,405,903.10 = 12,820,178.60 : x
  2. Step 2: Convert to fraction form
    23,618,796.20/35,405,903.10 = 12,820,178.60/x
  3. Step 3: Cross multiply
    23,618,796.20x = 35,405,903.10 × 12,820,178.60
  4. Step 4: Simplify right side
    23,618,796.20x = 453,910,001,236,293.69
  5. Step 5: Solve for x
    x = 453,910,001,236,293.69/23,618,796.20
  6. Step 6: Final answer
    x = 19,218,168.33

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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.