Finding the Fourth Proportional to 18,646,092.66, 27,970,779.22 and 5,695,167.08
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Solution
The fourth proportional to 18,646,092.66, 27,970,779.22 and 5,695,167.08 is: 8,543,251.60
Step by Step Solution
- Step 1: Write the proportion equation
18,646,092.66 : 27,970,779.22 = 5,695,167.08 : x - Step 2: Convert to fraction form
18,646,092.66/27,970,779.22 = 5,695,167.08/x - Step 3: Cross multiply
18,646,092.66x = 27,970,779.22 × 5,695,167.08 - Step 4: Simplify right side
18,646,092.66x = 159,298,261,015,692.06 - Step 5: Solve for x
x = 159,298,261,015,692.06/18,646,092.66 - Step 6: Final answer
x = 8,543,251.60
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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.