Home / 43,698,512.75-65,550,918.41-16,772,168.75

Finding the Fourth Proportional to 43,698,512.75, 65,550,918.41 and 16,772,168.75

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Solution

The fourth proportional to 43,698,512.75, 65,550,918.41 and 16,772,168.75 is: 25,159,461.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,698,512.75 : 65,550,918.41 = 16,772,168.75 : x
  2. Step 2: Convert to fraction form
    43,698,512.75/65,550,918.41 = 16,772,168.75/x
  3. Step 3: Cross multiply
    43,698,512.75x = 65,550,918.41 × 16,772,168.75
  4. Step 4: Simplify right side
    43,698,512.75x = 1,099,431,065,206,140.88
  5. Step 5: Solve for x
    x = 1,099,431,065,206,140.88/43,698,512.75
  6. Step 6: Final answer
    x = 25,159,461.87

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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.