Finding the Fourth Proportional to 8,635,085.94, 11,916,604.35 and 4,767,851.49
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Solution
The fourth proportional to 8,635,085.94, 11,916,604.35 and 4,767,851.49 is: 6,579,737.62
Step by Step Solution
- Step 1: Write the proportion equation
8,635,085.94 : 11,916,604.35 = 4,767,851.49 : x - Step 2: Convert to fraction form
8,635,085.94/11,916,604.35 = 4,767,851.49/x - Step 3: Cross multiply
8,635,085.94x = 11,916,604.35 × 4,767,851.49 - Step 4: Simplify right side
8,635,085.94x = 56,816,599,805,887.98 - Step 5: Solve for x
x = 56,816,599,805,887.98/8,635,085.94 - Step 6: Final answer
x = 6,579,737.62
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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.