Finding the Fourth Proportional to 10,769,972.94, 14,862,611.34 and 5,875,179.84
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Solution
The fourth proportional to 10,769,972.94, 14,862,611.34 and 5,875,179.84 is: 8,107,774.74
Step by Step Solution
- Step 1: Write the proportion equation
10,769,972.94 : 14,862,611.34 = 5,875,179.84 : x - Step 2: Convert to fraction form
10,769,972.94/14,862,611.34 = 5,875,179.84/x - Step 3: Cross multiply
10,769,972.94x = 14,862,611.34 × 5,875,179.84 - Step 4: Simplify right side
10,769,972.94x = 87,320,514,514,523.38 - Step 5: Solve for x
x = 87,320,514,514,523.38/10,769,972.94 - Step 6: Final answer
x = 8,107,774.74
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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.