Home / 11,551,515.70-17,302,361.31-10,872,393.88

Finding the Fourth Proportional to 11,551,515.70, 17,302,361.31 and 10,872,393.88

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Solution

The fourth proportional to 11,551,515.70, 17,302,361.31 and 10,872,393.88 is: 16,285,143.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551,515.70 : 17,302,361.31 = 10,872,393.88 : x
  2. Step 2: Convert to fraction form
    11,551,515.70/17,302,361.31 = 10,872,393.88/x
  3. Step 3: Cross multiply
    11,551,515.70x = 17,302,361.31 × 10,872,393.88
  4. Step 4: Simplify right side
    11,551,515.70x = 188,118,087,216,392.78
  5. Step 5: Solve for x
    x = 188,118,087,216,392.78/11,551,515.70
  6. Step 6: Final answer
    x = 16,285,143.19

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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.