Home / 21,333,761.09-29,440,668.33-11,544,205.35

Finding the Fourth Proportional to 21,333,761.09, 29,440,668.33 and 11,544,205.35

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Solution

The fourth proportional to 21,333,761.09, 29,440,668.33 and 11,544,205.35 is: 15,931,045.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,333,761.09 : 29,440,668.33 = 11,544,205.35 : x
  2. Step 2: Convert to fraction form
    21,333,761.09/29,440,668.33 = 11,544,205.35/x
  3. Step 3: Cross multiply
    21,333,761.09x = 29,440,668.33 × 11,544,205.35
  4. Step 4: Simplify right side
    21,333,761.09x = 339,869,120,842,761.56
  5. Step 5: Solve for x
    x = 339,869,120,842,761.56/21,333,761.09
  6. Step 6: Final answer
    x = 15,931,045.61

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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.