Home / 11,821,487.72-17,693,160.80-10,759,196.22

Finding the Fourth Proportional to 11,821,487.72, 17,693,160.80 and 10,759,196.22

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Solution

The fourth proportional to 11,821,487.72, 17,693,160.80 and 10,759,196.22 is: 16,103,234.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,487.72 : 17,693,160.80 = 10,759,196.22 : x
  2. Step 2: Convert to fraction form
    11,821,487.72/17,693,160.80 = 10,759,196.22/x
  3. Step 3: Cross multiply
    11,821,487.72x = 17,693,160.80 × 10,759,196.22
  4. Step 4: Simplify right side
    11,821,487.72x = 190,364,188,799,212.19
  5. Step 5: Solve for x
    x = 190,364,188,799,212.19/11,821,487.72
  6. Step 6: Final answer
    x = 16,103,234.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.