Finding the Fourth Proportional to 5,776,612.84, 7,971,809.70 and 3,327,872.68
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Solution
The fourth proportional to 5,776,612.84, 7,971,809.70 and 3,327,872.68 is: 4,592,512.68
Step by Step Solution
- Step 1: Write the proportion equation
5,776,612.84 : 7,971,809.70 = 3,327,872.68 : x - Step 2: Convert to fraction form
5,776,612.84/7,971,809.70 = 3,327,872.68/x - Step 3: Cross multiply
5,776,612.84x = 7,971,809.70 × 3,327,872.68 - Step 4: Simplify right side
5,776,612.84x = 26,529,167,710,789.00 - Step 5: Solve for x
x = 26,529,167,710,789.00/5,776,612.84 - Step 6: Final answer
x = 4,592,512.68
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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.