Finding the Fourth Proportional to 7,292,218.58, 10,063,464.64 and 4,029,243.59
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Solution
The fourth proportional to 7,292,218.58, 10,063,464.64 and 4,029,243.59 is: 5,560,468.32
Step by Step Solution
- Step 1: Write the proportion equation
7,292,218.58 : 10,063,464.64 = 4,029,243.59 : x - Step 2: Convert to fraction form
7,292,218.58/10,063,464.64 = 4,029,243.59/x - Step 3: Cross multiply
7,292,218.58x = 10,063,464.64 × 4,029,243.59 - Step 4: Simplify right side
7,292,218.58x = 40,548,150,393,911.66 - Step 5: Solve for x
x = 40,548,150,393,911.66/7,292,218.58 - Step 6: Final answer
x = 5,560,468.32
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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.