Finding the Fourth Proportional to 11,590,673.07, 15,994,328.72 and 6,433,628.66
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Solution
The fourth proportional to 11,590,673.07, 15,994,328.72 and 6,433,628.66 is: 8,877,963.43
Step by Step Solution
- Step 1: Write the proportion equation
11,590,673.07 : 15,994,328.72 = 6,433,628.66 : x - Step 2: Convert to fraction form
11,590,673.07/15,994,328.72 = 6,433,628.66/x - Step 3: Cross multiply
11,590,673.07x = 15,994,328.72 × 6,433,628.66 - Step 4: Simplify right side
11,590,673.07x = 102,901,571,650,453.12 - Step 5: Solve for x
x = 102,901,571,650,453.12/11,590,673.07 - Step 6: Final answer
x = 8,877,963.43
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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.