Finding the Fourth Proportional to 8,274,463.67, 11,418,864.95 and 4,553,723.06
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Solution
The fourth proportional to 8,274,463.67, 11,418,864.95 and 4,553,723.06 is: 6,284,195.65
Step by Step Solution
- Step 1: Write the proportion equation
8,274,463.67 : 11,418,864.95 = 4,553,723.06 : x - Step 2: Convert to fraction form
8,274,463.67/11,418,864.95 = 4,553,723.06/x - Step 3: Cross multiply
8,274,463.67x = 11,418,864.95 × 4,553,723.06 - Step 4: Simplify right side
8,274,463.67x = 51,998,348,641,840.74 - Step 5: Solve for x
x = 51,998,348,641,840.74/8,274,463.67 - Step 6: Final answer
x = 6,284,195.65
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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.