Finding the Fourth Proportional to 21,811,343.16, 32,717,092.50 and 6,665,211.48
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Solution
The fourth proportional to 21,811,343.16, 32,717,092.50 and 6,665,211.48 is: 9,997,840.98
Step by Step Solution
- Step 1: Write the proportion equation
21,811,343.16 : 32,717,092.50 = 6,665,211.48 : x - Step 2: Convert to fraction form
21,811,343.16/32,717,092.50 = 6,665,211.48/x - Step 3: Cross multiply
21,811,343.16x = 32,717,092.50 × 6,665,211.48 - Step 4: Simplify right side
21,811,343.16x = 218,066,340,523,221.91 - Step 5: Solve for x
x = 218,066,340,523,221.91/21,811,343.16 - Step 6: Final answer
x = 9,997,840.98
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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.