Finding the Fourth Proportional to 7,832,799.84, 11,746,538.08 and 2,714,035.20
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Solution
The fourth proportional to 7,832,799.84, 11,746,538.08 and 2,714,035.20 is: 4,070,130.54
Step by Step Solution
- Step 1: Write the proportion equation
7,832,799.84 : 11,746,538.08 = 2,714,035.20 : x - Step 2: Convert to fraction form
7,832,799.84/11,746,538.08 = 2,714,035.20/x - Step 3: Cross multiply
7,832,799.84x = 11,746,538.08 × 2,714,035.20 - Step 4: Simplify right side
7,832,799.84x = 31,880,517,827,260.42 - Step 5: Solve for x
x = 31,880,517,827,260.42/7,832,799.84 - Step 6: Final answer
x = 4,070,130.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.