Finding the Fourth Proportional to 63,082,136.84, 87,092,757.72 and 48,369,539.03
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Solution
The fourth proportional to 63,082,136.84, 87,092,757.72 and 48,369,539.03 is: 66,780,181.44
Step by Step Solution
- Step 1: Write the proportion equation
63,082,136.84 : 87,092,757.72 = 48,369,539.03 : x - Step 2: Convert to fraction form
63,082,136.84/87,092,757.72 = 48,369,539.03/x - Step 3: Cross multiply
63,082,136.84x = 87,092,757.72 × 48,369,539.03 - Step 4: Simplify right side
63,082,136.84x = 4,212,636,543,332,410 - Step 5: Solve for x
x = 4,212,636,543,332,410/63,082,136.84 - Step 6: Final answer
x = 66,780,181.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.