Finding the Fourth Proportional to 8,343,425.36, 11,514,090.12 and 5,444,670.80
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Solution
The fourth proportional to 8,343,425.36, 11,514,090.12 and 5,444,670.80 is: 7,513,752.15
Step by Step Solution
- Step 1: Write the proportion equation
8,343,425.36 : 11,514,090.12 = 5,444,670.80 : x - Step 2: Convert to fraction form
8,343,425.36/11,514,090.12 = 5,444,670.80/x - Step 3: Cross multiply
8,343,425.36x = 11,514,090.12 × 5,444,670.80 - Step 4: Simplify right side
8,343,425.36x = 62,690,430,264,932.49 - Step 5: Solve for x
x = 62,690,430,264,932.49/8,343,425.36 - Step 6: Final answer
x = 7,513,752.15
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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.