Finding the Fourth Proportional to 11,454,241.86, 15,805,918.80 and 6,743,893.82
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Solution
The fourth proportional to 11,454,241.86, 15,805,918.80 and 6,743,893.82 is: 9,306,022.99
Step by Step Solution
- Step 1: Write the proportion equation
11,454,241.86 : 15,805,918.80 = 6,743,893.82 : x - Step 2: Convert to fraction form
11,454,241.86/15,805,918.80 = 6,743,893.82/x - Step 3: Cross multiply
11,454,241.86x = 15,805,918.80 × 6,743,893.82 - Step 4: Simplify right side
11,454,241.86x = 106,593,438,035,712.23 - Step 5: Solve for x
x = 106,593,438,035,712.23/11,454,241.86 - Step 6: Final answer
x = 9,306,022.99
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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.