Finding the Fourth Proportional to 9,681,193.80, 14,523,368.16 and 2,858,456.70
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Solution
The fourth proportional to 9,681,193.80, 14,523,368.16 and 2,858,456.70 is: 4,288,150.81
Step by Step Solution
- Step 1: Write the proportion equation
9,681,193.80 : 14,523,368.16 = 2,858,456.70 : x - Step 2: Convert to fraction form
9,681,193.80/14,523,368.16 = 2,858,456.70/x - Step 3: Cross multiply
9,681,193.80x = 14,523,368.16 × 2,858,456.70 - Step 4: Simplify right side
9,681,193.80x = 41,514,419,023,518.67 - Step 5: Solve for x
x = 41,514,419,023,518.67/9,681,193.80 - Step 6: Final answer
x = 4,288,150.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.