Home / 65,800,537.74-90,807,579.36-36,431,869.44

Finding the Fourth Proportional to 65,800,537.74, 90,807,579.36 and 36,431,869.44

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Solution

The fourth proportional to 65,800,537.74, 90,807,579.36 and 36,431,869.44 is: 50,277,550.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,800,537.74 : 90,807,579.36 = 36,431,869.44 : x
  2. Step 2: Convert to fraction form
    65,800,537.74/90,807,579.36 = 36,431,869.44/x
  3. Step 3: Cross multiply
    65,800,537.74x = 90,807,579.36 × 36,431,869.44
  4. Step 4: Simplify right side
    65,800,537.74x = 3,308,289,875,405,958.50
  5. Step 5: Solve for x
    x = 3,308,289,875,405,958.50/65,800,537.74
  6. Step 6: Final answer
    x = 50,277,550.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.