Finding the Fourth Proportional to 11,275,996.64, 15,552,832.48 and 10,348,692.23
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Solution
The fourth proportional to 11,275,996.64, 15,552,832.48 and 10,348,692.23 is: 14,273,813.82
Step by Step Solution
- Step 1: Write the proportion equation
11,275,996.64 : 15,552,832.48 = 10,348,692.23 : x - Step 2: Convert to fraction form
11,275,996.64/15,552,832.48 = 10,348,692.23/x - Step 3: Cross multiply
11,275,996.64x = 15,552,832.48 × 10,348,692.23 - Step 4: Simplify right side
11,275,996.64x = 160,951,476,653,277.97 - Step 5: Solve for x
x = 160,951,476,653,277.97/11,275,996.64 - Step 6: Final answer
x = 14,273,813.82
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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.