Finding the Fourth Proportional to 9,284,577.57, 13,894,284.09 and 7,458,455.31
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Solution
The fourth proportional to 9,284,577.57, 13,894,284.09 and 7,458,455.31 is: 11,161,509.09
Step by Step Solution
- Step 1: Write the proportion equation
9,284,577.57 : 13,894,284.09 = 7,458,455.31 : x - Step 2: Convert to fraction form
9,284,577.57/13,894,284.09 = 7,458,455.31/x - Step 3: Cross multiply
9,284,577.57x = 13,894,284.09 × 7,458,455.31 - Step 4: Simplify right side
9,284,577.57x = 103,629,896,949,709.02 - Step 5: Solve for x
x = 103,629,896,949,709.02/9,284,577.57 - Step 6: Final answer
x = 11,161,509.09
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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.