Finding the Fourth Proportional to 9,868,879.96, 13,614,884.06 and 6,606,745.63
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Solution
The fourth proportional to 9,868,879.96, 13,614,884.06 and 6,606,745.63 is: 9,114,517.16
Step by Step Solution
- Step 1: Write the proportion equation
9,868,879.96 : 13,614,884.06 = 6,606,745.63 : x - Step 2: Convert to fraction form
9,868,879.96/13,614,884.06 = 6,606,745.63/x - Step 3: Cross multiply
9,868,879.96x = 13,614,884.06 × 6,606,745.63 - Step 4: Simplify right side
9,868,879.96x = 89,950,075,699,290.72 - Step 5: Solve for x
x = 89,950,075,699,290.72/9,868,879.96 - Step 6: Final answer
x = 9,114,517.16
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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.