Finding the Fourth Proportional to 11,683,744.21, 17,509,950.65 and 9,093,177.06
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Solution
The fourth proportional to 11,683,744.21, 17,509,950.65 and 9,093,177.06 is: 13,627,573.37
Step by Step Solution
- Step 1: Write the proportion equation
11,683,744.21 : 17,509,950.65 = 9,093,177.06 : x - Step 2: Convert to fraction form
11,683,744.21/17,509,950.65 = 9,093,177.06/x - Step 3: Cross multiply
11,683,744.21x = 17,509,950.65 × 9,093,177.06 - Step 4: Simplify right side
11,683,744.21x = 159,221,081,483,071.31 - Step 5: Solve for x
x = 159,221,081,483,071.31/11,683,744.21 - Step 6: Final answer
x = 13,627,573.37
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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.