Finding the Fourth Proportional to 47,383,241.68, 65,389,305.74 and 27,804,456.48
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Solution
The fourth proportional to 47,383,241.68, 65,389,305.74 and 27,804,456.48 is: 38,370,403.57
Step by Step Solution
- Step 1: Write the proportion equation
47,383,241.68 : 65,389,305.74 = 27,804,456.48 : x - Step 2: Convert to fraction form
47,383,241.68/65,389,305.74 = 27,804,456.48/x - Step 3: Cross multiply
47,383,241.68x = 65,389,305.74 × 27,804,456.48 - Step 4: Simplify right side
47,383,241.68x = 1,818,114,105,705,244.25 - Step 5: Solve for x
x = 1,818,114,105,705,244.25/47,383,241.68 - Step 6: Final answer
x = 38,370,403.57
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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.