Home / 52,004,621.20-77,950,944.60-19,644,019.60

Finding the Fourth Proportional to 52,004,621.20, 77,950,944.60 and 19,644,019.60

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Solution

The fourth proportional to 52,004,621.20, 77,950,944.60 and 19,644,019.60 is: 29,444,881.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,004,621.20 : 77,950,944.60 = 19,644,019.60 : x
  2. Step 2: Convert to fraction form
    52,004,621.20/77,950,944.60 = 19,644,019.60/x
  3. Step 3: Cross multiply
    52,004,621.20x = 77,950,944.60 × 19,644,019.60
  4. Step 4: Simplify right side
    52,004,621.20x = 1,531,269,883,560,914.25
  5. Step 5: Solve for x
    x = 1,531,269,883,560,914.25/52,004,621.20
  6. Step 6: Final answer
    x = 29,444,881.02

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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.