Finding the Fourth Proportional to 6,514,864.62, 9,772,372.15 and 1,965,952.81
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Solution
The fourth proportional to 6,514,864.62, 9,772,372.15 and 1,965,952.81 is: 2,948,951.91
Step by Step Solution
- Step 1: Write the proportion equation
6,514,864.62 : 9,772,372.15 = 1,965,952.81 : x - Step 2: Convert to fraction form
6,514,864.62/9,772,372.15 = 1,965,952.81/x - Step 3: Cross multiply
6,514,864.62x = 9,772,372.15 × 1,965,952.81 - Step 4: Simplify right side
6,514,864.62x = 19,212,022,488,658.24 - Step 5: Solve for x
x = 19,212,022,488,658.24/6,514,864.62 - Step 6: Final answer
x = 2,948,951.91
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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.