Finding the Fourth Proportional to 7,793,766.19, 10,755,211.49 and 4,356,327.07
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Solution
The fourth proportional to 7,793,766.19, 10,755,211.49 and 4,356,327.07 is: 6,011,627.47
Step by Step Solution
- Step 1: Write the proportion equation
7,793,766.19 : 10,755,211.49 = 4,356,327.07 : x - Step 2: Convert to fraction form
7,793,766.19/10,755,211.49 = 4,356,327.07/x - Step 3: Cross multiply
7,793,766.19x = 10,755,211.49 × 4,356,327.07 - Step 4: Simplify right side
7,793,766.19x = 46,853,218,904,962.57 - Step 5: Solve for x
x = 46,853,218,904,962.57/7,793,766.19 - Step 6: Final answer
x = 6,011,627.47
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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.