Finding the Fourth Proportional to 6,687,402, 9,231,440.08 and 4,514,888.08
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Solution
The fourth proportional to 6,687,402, 9,231,440.08 and 4,514,888.08 is: 6,232,453.02
Step by Step Solution
- Step 1: Write the proportion equation
6,687,402 : 9,231,440.08 = 4,514,888.08 : x - Step 2: Convert to fraction form
6,687,402/9,231,440.08 = 4,514,888.08/x - Step 3: Cross multiply
6,687,402x = 9,231,440.08 × 4,514,888.08 - Step 4: Simplify right side
6,687,402x = 41,678,918,778,426.25 - Step 5: Solve for x
x = 41,678,918,778,426.25/6,687,402 - Step 6: Final answer
x = 6,232,453.02
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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.