Finding the Fourth Proportional to 9,790,975.39, 14,681,394.57 and 4,394,979.36
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Solution
The fourth proportional to 9,790,975.39, 14,681,394.57 and 4,394,979.36 is: 6,590,193.88
Step by Step Solution
- Step 1: Write the proportion equation
9,790,975.39 : 14,681,394.57 = 4,394,979.36 : x - Step 2: Convert to fraction form
9,790,975.39/14,681,394.57 = 4,394,979.36/x - Step 3: Cross multiply
9,790,975.39x = 14,681,394.57 × 4,394,979.36 - Step 4: Simplify right side
9,790,975.39x = 64,524,426,111,166.08 - Step 5: Solve for x
x = 64,524,426,111,166.08/9,790,975.39 - Step 6: Final answer
x = 6,590,193.88
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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.