Finding the Fourth Proportional to 7,361,383.68, 10,157,664.16 and 4,097,745.28
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Solution
The fourth proportional to 7,361,383.68, 10,157,664.16 and 4,097,745.28 is: 5,654,306.61
Step by Step Solution
- Step 1: Write the proportion equation
7,361,383.68 : 10,157,664.16 = 4,097,745.28 : x - Step 2: Convert to fraction form
7,361,383.68/10,157,664.16 = 4,097,745.28/x - Step 3: Cross multiply
7,361,383.68x = 10,157,664.16 × 4,097,745.28 - Step 4: Simplify right side
7,361,383.68x = 41,623,520,367,465.16 - Step 5: Solve for x
x = 41,623,520,367,465.16/7,361,383.68 - Step 6: Final answer
x = 5,654,306.61
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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.