Finding the Fourth Proportional to 5,068,271.67, 6,994,159.20 and 2,745,106.44
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Solution
The fourth proportional to 5,068,271.67, 6,994,159.20 and 2,745,106.44 is: 3,788,216.72
Step by Step Solution
- Step 1: Write the proportion equation
5,068,271.67 : 6,994,159.20 = 2,745,106.44 : x - Step 2: Convert to fraction form
5,068,271.67/6,994,159.20 = 2,745,106.44/x - Step 3: Cross multiply
5,068,271.67x = 6,994,159.20 × 2,745,106.44 - Step 4: Simplify right side
5,068,271.67x = 19,199,711,462,305.25 - Step 5: Solve for x
x = 19,199,711,462,305.25/5,068,271.67 - Step 6: Final answer
x = 3,788,216.72
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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.