Home / 18,066,464.04-27,099,734.58-12,699,131.52

Finding the Fourth Proportional to 18,066,464.04, 27,099,734.58 and 12,699,131.52

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Solution

The fourth proportional to 18,066,464.04, 27,099,734.58 and 12,699,131.52 is: 19,048,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,066,464.04 : 27,099,734.58 = 12,699,131.52 : x
  2. Step 2: Convert to fraction form
    18,066,464.04/27,099,734.58 = 12,699,131.52/x
  3. Step 3: Cross multiply
    18,066,464.04x = 27,099,734.58 × 12,699,131.52
  4. Step 4: Simplify right side
    18,066,464.04x = 344,143,093,588,511.94
  5. Step 5: Solve for x
    x = 344,143,093,588,511.94/18,066,464.04
  6. Step 6: Final answer
    x = 19,048,724.36

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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.