Home / 45,455,835.09-68,193,827.82-13,105,213.03

Finding the Fourth Proportional to 45,455,835.09, 68,193,827.82 and 13,105,213.03

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Solution

The fourth proportional to 45,455,835.09, 68,193,827.82 and 13,105,213.03 is: 19,660,724.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,455,835.09 : 68,193,827.82 = 13,105,213.03 : x
  2. Step 2: Convert to fraction form
    45,455,835.09/68,193,827.82 = 13,105,213.03/x
  3. Step 3: Cross multiply
    45,455,835.09x = 68,193,827.82 × 13,105,213.03
  4. Step 4: Simplify right side
    45,455,835.09x = 893,694,640,741,755.88
  5. Step 5: Solve for x
    x = 893,694,640,741,755.88/45,455,835.09
  6. Step 6: Final answer
    x = 19,660,724.28

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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.