Finding the Fourth Proportional to 47,664,220.62, 65,774,687.64 and 27,037,223.94
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Solution
The fourth proportional to 47,664,220.62, 65,774,687.64 and 27,037,223.94 is: 37,310,270.39
Step by Step Solution
- Step 1: Write the proportion equation
47,664,220.62 : 65,774,687.64 = 27,037,223.94 : x - Step 2: Convert to fraction form
47,664,220.62/65,774,687.64 = 27,037,223.94/x - Step 3: Cross multiply
47,664,220.62x = 65,774,687.64 × 27,037,223.94 - Step 4: Simplify right side
47,664,220.62x = 1,778,364,959,306,230.25 - Step 5: Solve for x
x = 1,778,364,959,306,230.25/47,664,220.62 - Step 6: Final answer
x = 37,310,270.39
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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.