Home / 21,548,421.84-29,737,450.15-11,759,496.56

Finding the Fourth Proportional to 21,548,421.84, 29,737,450.15 and 11,759,496.56

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Solution

The fourth proportional to 21,548,421.84, 29,737,450.15 and 11,759,496.56 is: 16,228,447.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548,421.84 : 29,737,450.15 = 11,759,496.56 : x
  2. Step 2: Convert to fraction form
    21,548,421.84/29,737,450.15 = 11,759,496.56/x
  3. Step 3: Cross multiply
    21,548,421.84x = 29,737,450.15 × 11,759,496.56
  4. Step 4: Simplify right side
    21,548,421.84x = 349,697,442,675,525.94
  5. Step 5: Solve for x
    x = 349,697,442,675,525.94/21,548,421.84
  6. Step 6: Final answer
    x = 16,228,447.97

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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.