Finding the Fourth Proportional to 7,292,456.26, 10,063,792.69 and 4,029,482.36
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Solution
The fourth proportional to 7,292,456.26, 10,063,792.69 and 4,029,482.36 is: 5,560,797.86
Step by Step Solution
- Step 1: Write the proportion equation
7,292,456.26 : 10,063,792.69 = 4,029,482.36 : x - Step 2: Convert to fraction form
7,292,456.26/10,063,792.69 = 4,029,482.36/x - Step 3: Cross multiply
7,292,456.26x = 10,063,792.69 × 4,029,482.36 - Step 4: Simplify right side
7,292,456.26x = 40,551,875,134,137.72 - Step 5: Solve for x
x = 40,551,875,134,137.72/7,292,456.26 - Step 6: Final answer
x = 5,560,797.86
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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.