Finding the Fourth Proportional to 7,166,236.48, 10,749,288 and 2,905,391.92
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Solution
The fourth proportional to 7,166,236.48, 10,749,288 and 2,905,391.92 is: 4,358,060.83
Step by Step Solution
- Step 1: Write the proportion equation
7,166,236.48 : 10,749,288 = 2,905,391.92 : x - Step 2: Convert to fraction form
7,166,236.48/10,749,288 = 2,905,391.92/x - Step 3: Cross multiply
7,166,236.48x = 10,749,288 × 2,905,391.92 - Step 4: Simplify right side
7,166,236.48x = 31,230,894,500,952.96 - Step 5: Solve for x
x = 31,230,894,500,952.96/7,166,236.48 - Step 6: Final answer
x = 4,358,060.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.