Home / 13,529,612.70-18,671,629.26-8,026,245.90

Finding the Fourth Proportional to 13,529,612.70, 18,671,629.26 and 8,026,245.90

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Solution

The fourth proportional to 13,529,612.70, 18,671,629.26 and 8,026,245.90 is: 11,076,672.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529,612.70 : 18,671,629.26 = 8,026,245.90 : x
  2. Step 2: Convert to fraction form
    13,529,612.70/18,671,629.26 = 8,026,245.90/x
  3. Step 3: Cross multiply
    13,529,612.70x = 18,671,629.26 × 8,026,245.90
  4. Step 4: Simplify right side
    13,529,612.70x = 149,863,087,794,395.06
  5. Step 5: Solve for x
    x = 149,863,087,794,395.06/13,529,612.70
  6. Step 6: Final answer
    x = 11,076,672.42

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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.