Finding the Fourth Proportional to 10,165,653.04, 15,248,661.80 and 3,693,324.96
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Solution
The fourth proportional to 10,165,653.04, 15,248,661.80 and 3,693,324.96 is: 5,540,053.65
Step by Step Solution
- Step 1: Write the proportion equation
10,165,653.04 : 15,248,661.80 = 3,693,324.96 : x - Step 2: Convert to fraction form
10,165,653.04/15,248,661.80 = 3,693,324.96/x - Step 3: Cross multiply
10,165,653.04x = 15,248,661.80 × 3,693,324.96 - Step 4: Simplify right side
10,165,653.04x = 56,318,263,232,538.53 - Step 5: Solve for x
x = 56,318,263,232,538.53/10,165,653.04 - Step 6: Final answer
x = 5,540,053.65
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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.