Finding the Fourth Proportional to 11,307,121.24, 16,832,802.73 and 11,239,860.51
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Solution
The fourth proportional to 11,307,121.24, 16,832,802.73 and 11,239,860.51 is: 16,732,672.33
Step by Step Solution
- Step 1: Write the proportion equation
11,307,121.24 : 16,832,802.73 = 11,239,860.51 : x - Step 2: Convert to fraction form
11,307,121.24/16,832,802.73 = 11,239,860.51/x - Step 3: Cross multiply
11,307,121.24x = 16,832,802.73 × 11,239,860.51 - Step 4: Simplify right side
11,307,121.24x = 189,198,354,670,522.28 - Step 5: Solve for x
x = 189,198,354,670,522.28/11,307,121.24 - Step 6: Final answer
x = 16,732,672.33
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.