Finding the Fourth Proportional to 7,514,058.14, 10,362,999.30 and 5,775,934.62
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Solution
The fourth proportional to 7,514,058.14, 10,362,999.30 and 5,775,934.62 is: 7,965,869.49
Step by Step Solution
- Step 1: Write the proportion equation
7,514,058.14 : 10,362,999.30 = 5,775,934.62 : x - Step 2: Convert to fraction form
7,514,058.14/10,362,999.30 = 5,775,934.62/x - Step 3: Cross multiply
7,514,058.14x = 10,362,999.30 × 5,775,934.62 - Step 4: Simplify right side
7,514,058.14x = 59,856,006,423,905.77 - Step 5: Solve for x
x = 59,856,006,423,905.77/7,514,058.14 - Step 6: Final answer
x = 7,965,869.49
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1.5x scale
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.