Finding the Fourth Proportional to 14,331,138.09, 19,776,832.87 and 7,804,876.53
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Solution
The fourth proportional to 14,331,138.09, 19,776,832.87 and 7,804,876.53 is: 10,770,654.62
Step by Step Solution
- Step 1: Write the proportion equation
14,331,138.09 : 19,776,832.87 = 7,804,876.53 : x - Step 2: Convert to fraction form
14,331,138.09/19,776,832.87 = 7,804,876.53/x - Step 3: Cross multiply
14,331,138.09x = 19,776,832.87 × 7,804,876.53 - Step 4: Simplify right side
14,331,138.09x = 154,355,738,704,795.56 - Step 5: Solve for x
x = 154,355,738,704,795.56/14,331,138.09 - Step 6: Final answer
x = 10,770,654.62
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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.