Home / 63,907,296.40-95,860,944.60-20,777,906.80

Finding the Fourth Proportional to 63,907,296.40, 95,860,944.60 and 20,777,906.80

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Solution

The fourth proportional to 63,907,296.40, 95,860,944.60 and 20,777,906.80 is: 31,166,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,907,296.40 : 95,860,944.60 = 20,777,906.80 : x
  2. Step 2: Convert to fraction form
    63,907,296.40/95,860,944.60 = 20,777,906.80/x
  3. Step 3: Cross multiply
    63,907,296.40x = 95,860,944.60 × 20,777,906.80
  4. Step 4: Simplify right side
    63,907,296.40x = 1,991,789,772,658,763.25
  5. Step 5: Solve for x
    x = 1,991,789,772,658,763.25/63,907,296.40
  6. Step 6: Final answer
    x = 31,166,860.20

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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.