Home / 30,515,183.25-42,110,969.90-16,765,033.11

Finding the Fourth Proportional to 30,515,183.25, 42,110,969.90 and 16,765,033.11

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Solution

The fourth proportional to 30,515,183.25, 42,110,969.90 and 16,765,033.11 is: 23,135,755.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,515,183.25 : 42,110,969.90 = 16,765,033.11 : x
  2. Step 2: Convert to fraction form
    30,515,183.25/42,110,969.90 = 16,765,033.11/x
  3. Step 3: Cross multiply
    30,515,183.25x = 42,110,969.90 × 16,765,033.11
  4. Step 4: Simplify right side
    30,515,183.25x = 705,991,804,583,888.25
  5. Step 5: Solve for x
    x = 705,991,804,583,888.25/30,515,183.25
  6. Step 6: Final answer
    x = 23,135,755.04

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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.