Home / 11,511,343.46-15,885,688.29-6,284,359.82

Finding the Fourth Proportional to 11,511,343.46, 15,885,688.29 and 6,284,359.82

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Solution

The fourth proportional to 11,511,343.46, 15,885,688.29 and 6,284,359.82 is: 8,672,435.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511,343.46 : 15,885,688.29 = 6,284,359.82 : x
  2. Step 2: Convert to fraction form
    11,511,343.46/15,885,688.29 = 6,284,359.82/x
  3. Step 3: Cross multiply
    11,511,343.46x = 15,885,688.29 × 6,284,359.82
  4. Step 4: Simplify right side
    11,511,343.46x = 99,831,381,202,720.50
  5. Step 5: Solve for x
    x = 99,831,381,202,720.50/11,511,343.46
  6. Step 6: Final answer
    x = 8,672,435.29

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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.