Finding the Fourth Proportional to 7,802,827.74, 10,767,652.25 and 4,364,994.96
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Solution
The fourth proportional to 7,802,827.74, 10,767,652.25 and 4,364,994.96 is: 6,023,553.17
Step by Step Solution
- Step 1: Write the proportion equation
7,802,827.74 : 10,767,652.25 = 4,364,994.96 : x - Step 2: Convert to fraction form
7,802,827.74/10,767,652.25 = 4,364,994.96/x - Step 3: Cross multiply
7,802,827.74x = 10,767,652.25 × 4,364,994.96 - Step 4: Simplify right side
7,802,827.74x = 47,000,747,780,457.68 - Step 5: Solve for x
x = 47,000,747,780,457.68/7,802,827.74 - Step 6: Final answer
x = 6,023,553.17
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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.