Home / 12,295,704.98-18,363,839.37-11,140,643.76

Finding the Fourth Proportional to 12,295,704.98, 18,363,839.37 and 11,140,643.76

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Solution

The fourth proportional to 12,295,704.98, 18,363,839.37 and 11,140,643.76 is: 16,638,736.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,704.98 : 18,363,839.37 = 11,140,643.76 : x
  2. Step 2: Convert to fraction form
    12,295,704.98/18,363,839.37 = 11,140,643.76/x
  3. Step 3: Cross multiply
    12,295,704.98x = 18,363,839.37 × 11,140,643.76
  4. Step 4: Simplify right side
    12,295,704.98x = 204,584,992,487,032.84
  5. Step 5: Solve for x
    x = 204,584,992,487,032.84/12,295,704.98
  6. Step 6: Final answer
    x = 16,638,736.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.