Finding the Fourth Proportional to 9,726,651.36, 13,424,411.82 and 6,585,490.62
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Solution
The fourth proportional to 9,726,651.36, 13,424,411.82 and 6,585,490.62 is: 9,089,082.65
Step by Step Solution
- Step 1: Write the proportion equation
9,726,651.36 : 13,424,411.82 = 6,585,490.62 : x - Step 2: Convert to fraction form
9,726,651.36/13,424,411.82 = 6,585,490.62/x - Step 3: Cross multiply
9,726,651.36x = 13,424,411.82 × 6,585,490.62 - Step 4: Simplify right side
9,726,651.36x = 88,406,338,119,627.12 - Step 5: Solve for x
x = 88,406,338,119,627.12/9,726,651.36 - Step 6: Final answer
x = 9,089,082.65
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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.