Home / 15,904,584.85-21,941,396.49-10,020,647.26

Finding the Fourth Proportional to 15,904,584.85, 21,941,396.49 and 10,020,647.26

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Solution

The fourth proportional to 15,904,584.85, 21,941,396.49 and 10,020,647.26 is: 13,824,126.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904,584.85 : 21,941,396.49 = 10,020,647.26 : x
  2. Step 2: Convert to fraction form
    15,904,584.85/21,941,396.49 = 10,020,647.26/x
  3. Step 3: Cross multiply
    15,904,584.85x = 21,941,396.49 × 10,020,647.26
  4. Step 4: Simplify right side
    15,904,584.85x = 219,866,994,618,092.09
  5. Step 5: Solve for x
    x = 219,866,994,618,092.09/15,904,584.85
  6. Step 6: Final answer
    x = 13,824,126.61

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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.