Finding the Fourth Proportional to 55,157,241.35, 76,114,537.18 and 31,618,902.98
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Solution
The fourth proportional to 55,157,241.35, 76,114,537.18 and 31,618,902.98 is: 43,632,678.28
Step by Step Solution
- Step 1: Write the proportion equation
55,157,241.35 : 76,114,537.18 = 31,618,902.98 : x - Step 2: Convert to fraction form
55,157,241.35/76,114,537.18 = 31,618,902.98/x - Step 3: Cross multiply
55,157,241.35x = 76,114,537.18 × 31,618,902.98 - Step 4: Simplify right side
55,157,241.35x = 2,406,658,166,573,262 - Step 5: Solve for x
x = 2,406,658,166,573,262/55,157,241.35 - Step 6: Final answer
x = 43,632,678.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.