Finding the Fourth Proportional to 14,374,060.48, 21,526,718.19 and 8,290,348.08
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Solution
The fourth proportional to 14,374,060.48, 21,526,718.19 and 8,290,348.08 is: 12,415,697.50
Step by Step Solution
- Step 1: Write the proportion equation
14,374,060.48 : 21,526,718.19 = 8,290,348.08 : x - Step 2: Convert to fraction form
14,374,060.48/21,526,718.19 = 8,290,348.08/x - Step 3: Cross multiply
14,374,060.48x = 21,526,718.19 × 8,290,348.08 - Step 4: Simplify right side
14,374,060.48x = 178,463,986,815,167.59 - Step 5: Solve for x
x = 178,463,986,815,167.59/14,374,060.48 - Step 6: Final answer
x = 12,415,697.50
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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.