Home / 30,494,801.52-42,083,427.96-16,743,645.36

Finding the Fourth Proportional to 30,494,801.52, 42,083,427.96 and 16,743,645.36

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Solution

The fourth proportional to 30,494,801.52, 42,083,427.96 and 16,743,645.36 is: 23,106,561.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,494,801.52 : 42,083,427.96 = 16,743,645.36 : x
  2. Step 2: Convert to fraction form
    30,494,801.52/42,083,427.96 = 16,743,645.36/x
  3. Step 3: Cross multiply
    30,494,801.52x = 42,083,427.96 × 16,743,645.36
  4. Step 4: Simplify right side
    30,494,801.52x = 704,629,993,295,348.25
  5. Step 5: Solve for x
    x = 704,629,993,295,348.25/30,494,801.52
  6. Step 6: Final answer
    x = 23,106,561.06

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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.