Finding the Fourth Proportional to 7,361,679.82, 11,027,572.93 and 3,716,160.63
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Solution
The fourth proportional to 7,361,679.82, 11,027,572.93 and 3,716,160.63 is: 5,566,695.84
Step by Step Solution
- Step 1: Write the proportion equation
7,361,679.82 : 11,027,572.93 = 3,716,160.63 : x - Step 2: Convert to fraction form
7,361,679.82/11,027,572.93 = 3,716,160.63/x - Step 3: Cross multiply
7,361,679.82x = 11,027,572.93 × 3,716,160.63 - Step 4: Simplify right side
7,361,679.82x = 40,980,232,392,241.65 - Step 5: Solve for x
x = 40,980,232,392,241.65/7,361,679.82 - Step 6: Final answer
x = 5,566,695.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.