Finding the Fourth Proportional to 7,068,841.52, 10,602,966.12 and 2,276,424.68
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Solution
The fourth proportional to 7,068,841.52, 10,602,966.12 and 2,276,424.68 is: 3,414,541.65
Step by Step Solution
- Step 1: Write the proportion equation
7,068,841.52 : 10,602,966.12 = 2,276,424.68 : x - Step 2: Convert to fraction form
7,068,841.52/10,602,966.12 = 2,276,424.68/x - Step 3: Cross multiply
7,068,841.52x = 10,602,966.12 × 2,276,424.68 - Step 4: Simplify right side
7,068,841.52x = 24,136,853,756,771.84 - Step 5: Solve for x
x = 24,136,853,756,771.84/7,068,841.52 - Step 6: Final answer
x = 3,414,541.65
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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.