Home / 25,285,826.82-34,894,441.14-13,683,390.42

Finding the Fourth Proportional to 25,285,826.82, 34,894,441.14 and 13,683,390.42

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Solution

The fourth proportional to 25,285,826.82, 34,894,441.14 and 13,683,390.42 is: 18,883,078.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285,826.82 : 34,894,441.14 = 13,683,390.42 : x
  2. Step 2: Convert to fraction form
    25,285,826.82/34,894,441.14 = 13,683,390.42/x
  3. Step 3: Cross multiply
    25,285,826.82x = 34,894,441.14 × 13,683,390.42
  4. Step 4: Simplify right side
    25,285,826.82x = 477,474,261,606,329.88
  5. Step 5: Solve for x
    x = 477,474,261,606,329.88/25,285,826.82
  6. Step 6: Final answer
    x = 18,883,078.85

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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.