Finding the Fourth Proportional to 7,327,663.68, 10,112,212.62 and 4,064,251.44
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Solution
The fourth proportional to 7,327,663.68, 10,112,212.62 and 4,064,251.44 is: 5,608,687.37
Step by Step Solution
- Step 1: Write the proportion equation
7,327,663.68 : 10,112,212.62 = 4,064,251.44 : x - Step 2: Convert to fraction form
7,327,663.68/10,112,212.62 = 4,064,251.44/x - Step 3: Cross multiply
7,327,663.68x = 10,112,212.62 × 4,064,251.44 - Step 4: Simplify right side
7,327,663.68x = 41,098,574,702,421.17 - Step 5: Solve for x
x = 41,098,574,702,421.17/7,327,663.68 - Step 6: Final answer
x = 5,608,687.37
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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.