Finding the Fourth Proportional to 7,207,277.94, 9,946,043.73 and 3,944,092.77
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Solution
The fourth proportional to 7,207,277.94, 9,946,043.73 and 3,944,092.77 is: 5,442,848.12
Step by Step Solution
- Step 1: Write the proportion equation
7,207,277.94 : 9,946,043.73 = 3,944,092.77 : x - Step 2: Convert to fraction form
7,207,277.94/9,946,043.73 = 3,944,092.77/x - Step 3: Cross multiply
7,207,277.94x = 9,946,043.73 × 3,944,092.77 - Step 4: Simplify right side
7,207,277.94x = 39,228,119,165,596.84 - Step 5: Solve for x
x = 39,228,119,165,596.84/7,207,277.94 - Step 6: Final answer
x = 5,442,848.12
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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.