Home / 65,575,355.31-90,494,319.69-36,206,744.67

Finding the Fourth Proportional to 65,575,355.31, 90,494,319.69 and 36,206,744.67

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Solution

The fourth proportional to 65,575,355.31, 90,494,319.69 and 36,206,744.67 is: 49,965,489.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,575,355.31 : 90,494,319.69 = 36,206,744.67 : x
  2. Step 2: Convert to fraction form
    65,575,355.31/90,494,319.69 = 36,206,744.67/x
  3. Step 3: Cross multiply
    65,575,355.31x = 90,494,319.69 × 36,206,744.67
  4. Step 4: Simplify right side
    65,575,355.31x = 3,276,504,727,101,183.50
  5. Step 5: Solve for x
    x = 3,276,504,727,101,183.50/65,575,355.31
  6. Step 6: Final answer
    x = 49,965,489.50

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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.