Home / 12,965,441.10-17,896,035.68-8,558,383.51

Finding the Fourth Proportional to 12,965,441.10, 17,896,035.68 and 8,558,383.51

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Solution

The fourth proportional to 12,965,441.10, 17,896,035.68 and 8,558,383.51 is: 11,813,029.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,965,441.10 : 17,896,035.68 = 8,558,383.51 : x
  2. Step 2: Convert to fraction form
    12,965,441.10/17,896,035.68 = 8,558,383.51/x
  3. Step 3: Cross multiply
    12,965,441.10x = 17,896,035.68 × 8,558,383.51
  4. Step 4: Simplify right side
    12,965,441.10x = 153,161,136,658,083.62
  5. Step 5: Solve for x
    x = 153,161,136,658,083.62/12,965,441.10
  6. Step 6: Final answer
    x = 11,813,029.38

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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.