Finding the Fourth Proportional to 49,831,217.80, 74,676,842.70 and 39,613,553.80
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Solution
The fourth proportional to 49,831,217.80, 74,676,842.70 and 39,613,553.80 is: 59,364,696.60
Step by Step Solution
- Step 1: Write the proportion equation
49,831,217.80 : 74,676,842.70 = 39,613,553.80 : x - Step 2: Convert to fraction form
49,831,217.80/74,676,842.70 = 39,613,553.80/x - Step 3: Cross multiply
49,831,217.80x = 74,676,842.70 × 39,613,553.80 - Step 4: Simplify right side
49,831,217.80x = 2,958,215,125,910,587 - Step 5: Solve for x
x = 2,958,215,125,910,587/49,831,217.80 - Step 6: Final answer
x = 59,364,696.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.