Finding the Fourth Proportional to 7,436,517.68, 10,271,748.57 and 6,134,488.04
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Solution
The fourth proportional to 7,436,517.68, 10,271,748.57 and 6,134,488.04 is: 8,473,309.88
Step by Step Solution
- Step 1: Write the proportion equation
7,436,517.68 : 10,271,748.57 = 6,134,488.04 : x - Step 2: Convert to fraction form
7,436,517.68/10,271,748.57 = 6,134,488.04/x - Step 3: Cross multiply
7,436,517.68x = 10,271,748.57 × 6,134,488.04 - Step 4: Simplify right side
7,436,517.68x = 63,011,918,752,552.10 - Step 5: Solve for x
x = 63,011,918,752,552.10/7,436,517.68 - Step 6: Final answer
x = 8,473,309.88
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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.