Home / 11,347,750.70-15,659,878.10-6,191,112.70

Finding the Fourth Proportional to 11,347,750.70, 15,659,878.10 and 6,191,112.70

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Solution

The fourth proportional to 11,347,750.70, 15,659,878.10 and 6,191,112.70 is: 8,543,725.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347,750.70 : 15,659,878.10 = 6,191,112.70 : x
  2. Step 2: Convert to fraction form
    11,347,750.70/15,659,878.10 = 6,191,112.70/x
  3. Step 3: Cross multiply
    11,347,750.70x = 15,659,878.10 × 6,191,112.70
  4. Step 4: Simplify right side
    11,347,750.70x = 96,952,070,185,361.88
  5. Step 5: Solve for x
    x = 96,952,070,185,361.88/11,347,750.70
  6. Step 6: Final answer
    x = 8,543,725.78

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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.