Finding the Fourth Proportional to 9,537,436.68, 13,161,130.74 and 5,463,318.12
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Solution
The fourth proportional to 9,537,436.68, 13,161,130.74 and 5,463,318.12 is: 7,539,074.33
Step by Step Solution
- Step 1: Write the proportion equation
9,537,436.68 : 13,161,130.74 = 5,463,318.12 : x - Step 2: Convert to fraction form
9,537,436.68/13,161,130.74 = 5,463,318.12/x - Step 3: Cross multiply
9,537,436.68x = 13,161,130.74 × 5,463,318.12 - Step 4: Simplify right side
9,537,436.68x = 71,903,444,051,531.02 - Step 5: Solve for x
x = 71,903,444,051,531.02/9,537,436.68 - Step 6: Final answer
x = 7,539,074.33
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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.