Finding the Fourth Proportional to 14,223,267.92, 21,332,736.61 and 4,638,631.07
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Solution
The fourth proportional to 14,223,267.92, 21,332,736.61 and 4,638,631.07 is: 6,957,240.45
Step by Step Solution
- Step 1: Write the proportion equation
14,223,267.92 : 21,332,736.61 = 4,638,631.07 : x - Step 2: Convert to fraction form
14,223,267.92/21,332,736.61 = 4,638,631.07/x - Step 3: Cross multiply
14,223,267.92x = 21,332,736.61 × 4,638,631.07 - Step 4: Simplify right side
14,223,267.92x = 98,954,694,889,007.73 - Step 5: Solve for x
x = 98,954,694,889,007.73/14,223,267.92 - Step 6: Final answer
x = 6,957,240.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.