Home / 11,631,911.34-17,439,787.19-5,151,455.31

Finding the Fourth Proportional to 11,631,911.34, 17,439,787.19 and 5,151,455.31

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Solution

The fourth proportional to 11,631,911.34, 17,439,787.19 and 5,151,455.31 is: 7,723,604.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631,911.34 : 17,439,787.19 = 5,151,455.31 : x
  2. Step 2: Convert to fraction form
    11,631,911.34/17,439,787.19 = 5,151,455.31/x
  3. Step 3: Cross multiply
    11,631,911.34x = 17,439,787.19 × 5,151,455.31
  4. Step 4: Simplify right side
    11,631,911.34x = 89,840,284,299,438.19
  5. Step 5: Solve for x
    x = 89,840,284,299,438.19/11,631,911.34
  6. Step 6: Final answer
    x = 7,723,604.63

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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.