Finding the Fourth Proportional to 5,155,933.96, 7,733,851.68 and 3,134,735.92
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Solution
The fourth proportional to 5,155,933.96, 7,733,851.68 and 3,134,735.92 is: 4,702,073.93
Step by Step Solution
- Step 1: Write the proportion equation
5,155,933.96 : 7,733,851.68 = 3,134,735.92 : x - Step 2: Convert to fraction form
5,155,933.96/7,733,851.68 = 3,134,735.92/x - Step 3: Cross multiply
5,155,933.96x = 7,733,851.68 × 3,134,735.92 - Step 4: Simplify right side
5,155,933.96x = 24,243,582,661,248.34 - Step 5: Solve for x
x = 24,243,582,661,248.34/5,155,933.96 - Step 6: Final answer
x = 4,702,073.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.