Finding the Fourth Proportional to 10,516,146.56, 14,514,703.62 and 6,166,634.12
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Solution
The fourth proportional to 10,516,146.56, 14,514,703.62 and 6,166,634.12 is: 8,511,374.96
Step by Step Solution
- Step 1: Write the proportion equation
10,516,146.56 : 14,514,703.62 = 6,166,634.12 : x - Step 2: Convert to fraction form
10,516,146.56/14,514,703.62 = 6,166,634.12/x - Step 3: Cross multiply
10,516,146.56x = 14,514,703.62 × 6,166,634.12 - Step 4: Simplify right side
10,516,146.56x = 89,506,866,512,206 - Step 5: Solve for x
x = 89,506,866,512,206/10,516,146.56 - Step 6: Final answer
x = 8,511,374.96
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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.