Finding the Fourth Proportional to 10,942,553.24, 15,102,598.61 and 6,361,531.82
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Solution
The fourth proportional to 10,942,553.24, 15,102,598.61 and 6,361,531.82 is: 8,780,004.03
Step by Step Solution
- Step 1: Write the proportion equation
10,942,553.24 : 15,102,598.61 = 6,361,531.82 : x - Step 2: Convert to fraction form
10,942,553.24/15,102,598.61 = 6,361,531.82/x - Step 3: Cross multiply
10,942,553.24x = 15,102,598.61 × 6,361,531.82 - Step 4: Simplify right side
10,942,553.24x = 96,075,661,590,395.12 - Step 5: Solve for x
x = 96,075,661,590,395.12/10,942,553.24 - Step 6: Final answer
x = 8,780,004.03
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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.