Finding the Fourth Proportional to 5,068,272.17, 6,994,159.89 and 2,745,106.94
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Solution
The fourth proportional to 5,068,272.17, 6,994,159.89 and 2,745,106.94 is: 3,788,217.41
Step by Step Solution
- Step 1: Write the proportion equation
5,068,272.17 : 6,994,159.89 = 2,745,106.94 : x - Step 2: Convert to fraction form
5,068,272.17/6,994,159.89 = 2,745,106.94/x - Step 3: Cross multiply
5,068,272.17x = 6,994,159.89 × 2,745,106.94 - Step 4: Simplify right side
5,068,272.17x = 19,199,716,853,508.64 - Step 5: Solve for x
x = 19,199,716,853,508.64/5,068,272.17 - Step 6: Final answer
x = 3,788,217.41
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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.