Finding the Fourth Proportional to 14,374,056.48, 21,526,712.19 and 8,290,344.08
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Solution
The fourth proportional to 14,374,056.48, 21,526,712.19 and 8,290,344.08 is: 12,415,691.50
Step by Step Solution
- Step 1: Write the proportion equation
14,374,056.48 : 21,526,712.19 = 8,290,344.08 : x - Step 2: Convert to fraction form
14,374,056.48/21,526,712.19 = 8,290,344.08/x - Step 3: Cross multiply
14,374,056.48x = 21,526,712.19 × 8,290,344.08 - Step 4: Simplify right side
14,374,056.48x = 178,463,850,858,596.78 - Step 5: Solve for x
x = 178,463,850,858,596.78/14,374,056.48 - Step 6: Final answer
x = 12,415,691.50
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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.