Finding the Fourth Proportional to 14,282,260.96, 19,709,458.50 and 7,755,836.62
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Solution
The fourth proportional to 14,282,260.96, 19,709,458.50 and 7,755,836.62 is: 10,703,021.07
Step by Step Solution
- Step 1: Write the proportion equation
14,282,260.96 : 19,709,458.50 = 7,755,836.62 : x - Step 2: Convert to fraction form
14,282,260.96/19,709,458.50 = 7,755,836.62/x - Step 3: Cross multiply
14,282,260.96x = 19,709,458.50 × 7,755,836.62 - Step 4: Simplify right side
14,282,260.96x = 152,863,339,994,670.28 - Step 5: Solve for x
x = 152,863,339,994,670.28/14,282,260.96 - Step 6: Final answer
x = 10,703,021.07
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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.