Home / 12,525,872.46-17,286,129.50-11,951,916.18

Finding the Fourth Proportional to 12,525,872.46, 17,286,129.50 and 11,951,916.18

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Solution

The fourth proportional to 12,525,872.46, 17,286,129.50 and 11,951,916.18 is: 16,494,050.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525,872.46 : 17,286,129.50 = 11,951,916.18 : x
  2. Step 2: Convert to fraction form
    12,525,872.46/17,286,129.50 = 11,951,916.18/x
  3. Step 3: Cross multiply
    12,525,872.46x = 17,286,129.50 × 11,951,916.18
  4. Step 4: Simplify right side
    12,525,872.46x = 206,602,370,860,625.31
  5. Step 5: Solve for x
    x = 206,602,370,860,625.31/12,525,872.46
  6. Step 6: Final answer
    x = 16,494,050.34

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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.