Finding the Fourth Proportional to 5,558,672.88, 7,675,755.98 and 3,497,124.66
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Solution
The fourth proportional to 5,558,672.88, 7,675,755.98 and 3,497,124.66 is: 4,829,043.93
Step by Step Solution
- Step 1: Write the proportion equation
5,558,672.88 : 7,675,755.98 = 3,497,124.66 : x - Step 2: Convert to fraction form
5,558,672.88/7,675,755.98 = 3,497,124.66/x - Step 3: Cross multiply
5,558,672.88x = 7,675,755.98 × 3,497,124.66 - Step 4: Simplify right side
5,558,672.88x = 26,843,075,521,800.47 - Step 5: Solve for x
x = 26,843,075,521,800.47/5,558,672.88 - Step 6: Final answer
x = 4,829,043.93
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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.