Finding the Fourth Proportional to 18,376,925.10, 27,565,387.65 and 5,595,769.05
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Solution
The fourth proportional to 18,376,925.10, 27,565,387.65 and 5,595,769.05 is: 8,393,653.58
Step by Step Solution
- Step 1: Write the proportion equation
18,376,925.10 : 27,565,387.65 = 5,595,769.05 : x - Step 2: Convert to fraction form
18,376,925.10/27,565,387.65 = 5,595,769.05/x - Step 3: Cross multiply
18,376,925.10x = 27,565,387.65 × 5,595,769.05 - Step 4: Simplify right side
18,376,925.10x = 154,249,543,063,122.22 - Step 5: Solve for x
x = 154,249,543,063,122.22/18,376,925.10 - Step 6: Final answer
x = 8,393,653.58
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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.