Finding the Fourth Proportional to 5,531,718.57, 7,616,400.27 and 4,703,162.69
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Solution
The fourth proportional to 5,531,718.57, 7,616,400.27 and 4,703,162.69 is: 6,475,595.08
Step by Step Solution
- Step 1: Write the proportion equation
5,531,718.57 : 7,616,400.27 = 4,703,162.69 : x - Step 2: Convert to fraction form
5,531,718.57/7,616,400.27 = 4,703,162.69/x - Step 3: Cross multiply
5,531,718.57x = 7,616,400.27 × 4,703,162.69 - Step 4: Simplify right side
5,531,718.57x = 35,821,169,543,887.92 - Step 5: Solve for x
x = 35,821,169,543,887.92/5,531,718.57 - Step 6: Final answer
x = 6,475,595.08
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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.