Finding the Fourth Proportional to 7,734,703.20, 10,675,597.68 and 4,298,125.92
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Solution
The fourth proportional to 7,734,703.20, 10,675,597.68 and 4,298,125.92 is: 5,932,362.49
Step by Step Solution
- Step 1: Write the proportion equation
7,734,703.20 : 10,675,597.68 = 4,298,125.92 : x - Step 2: Convert to fraction form
7,734,703.20/10,675,597.68 = 4,298,125.92/x - Step 3: Cross multiply
7,734,703.20x = 10,675,597.68 × 4,298,125.92 - Step 4: Simplify right side
7,734,703.20x = 45,885,063,099,899.87 - Step 5: Solve for x
x = 45,885,063,099,899.87/7,734,703.20 - Step 6: Final answer
x = 5,932,362.49
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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.