Finding the Fourth Proportional to 6,017,979.17, 8,302,631.80 and 3,954,106.32
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Solution
The fourth proportional to 6,017,979.17, 8,302,631.80 and 3,954,106.32 is: 5,455,234.71
Step by Step Solution
- Step 1: Write the proportion equation
6,017,979.17 : 8,302,631.80 = 3,954,106.32 : x - Step 2: Convert to fraction form
6,017,979.17/8,302,631.80 = 3,954,106.32/x - Step 3: Cross multiply
6,017,979.17x = 8,302,631.80 × 3,954,106.32 - Step 4: Simplify right side
6,017,979.17x = 32,829,488,853,242.44 - Step 5: Solve for x
x = 32,829,488,853,242.44/6,017,979.17 - Step 6: Final answer
x = 5,455,234.71
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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.