Home / 21,548,423.80-29,737,452.84-11,759,498.48

Finding the Fourth Proportional to 21,548,423.80, 29,737,452.84 and 11,759,498.48

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Solution

The fourth proportional to 21,548,423.80, 29,737,452.84 and 11,759,498.48 is: 16,228,450.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548,423.80 : 29,737,452.84 = 11,759,498.48 : x
  2. Step 2: Convert to fraction form
    21,548,423.80/29,737,452.84 = 11,759,498.48/x
  3. Step 3: Cross multiply
    21,548,423.80x = 29,737,452.84 × 11,759,498.48
  4. Step 4: Simplify right side
    21,548,423.80x = 349,697,531,471,051.69
  5. Step 5: Solve for x
    x = 349,697,531,471,051.69/21,548,423.80
  6. Step 6: Final answer
    x = 16,228,450.62

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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.