Home / 12,082,351.77-16,675,402.64-6,784,640.82

Finding the Fourth Proportional to 12,082,351.77, 16,675,402.64 and 6,784,640.82

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Solution

The fourth proportional to 12,082,351.77, 16,675,402.64 and 6,784,640.82 is: 9,363,791.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,082,351.77 : 16,675,402.64 = 6,784,640.82 : x
  2. Step 2: Convert to fraction form
    12,082,351.77/16,675,402.64 = 6,784,640.82/x
  3. Step 3: Cross multiply
    12,082,351.77x = 16,675,402.64 × 6,784,640.82
  4. Step 4: Simplify right side
    12,082,351.77x = 113,136,617,407,356.56
  5. Step 5: Solve for x
    x = 113,136,617,407,356.56/12,082,351.77
  6. Step 6: Final answer
    x = 9,363,791.05

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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.