Home / 30,305,622.48-41,736,738.96-28,360,504.68

Finding the Fourth Proportional to 30,305,622.48, 41,736,738.96 and 28,360,504.68

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Solution

The fourth proportional to 30,305,622.48, 41,736,738.96 and 28,360,504.68 is: 39,057,933.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,305,622.48 : 41,736,738.96 = 28,360,504.68 : x
  2. Step 2: Convert to fraction form
    30,305,622.48/41,736,738.96 = 28,360,504.68/x
  3. Step 3: Cross multiply
    30,305,622.48x = 41,736,738.96 × 28,360,504.68
  4. Step 4: Simplify right side
    30,305,622.48x = 1,183,674,980,603,018.25
  5. Step 5: Solve for x
    x = 1,183,674,980,603,018.25/30,305,622.48
  6. Step 6: Final answer
    x = 39,057,933.27

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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.