Finding the Fourth Proportional to 6,035,082.72, 8,328,160.62 and 3,421,762.68
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Solution
The fourth proportional to 6,035,082.72, 8,328,160.62 and 3,421,762.68 is: 4,721,888.75
Step by Step Solution
- Step 1: Write the proportion equation
6,035,082.72 : 8,328,160.62 = 3,421,762.68 : x - Step 2: Convert to fraction form
6,035,082.72/8,328,160.62 = 3,421,762.68/x - Step 3: Cross multiply
6,035,082.72x = 8,328,160.62 × 3,421,762.68 - Step 4: Simplify right side
6,035,082.72x = 28,496,989,202,561.66 - Step 5: Solve for x
x = 28,496,989,202,561.66/6,035,082.72 - Step 6: Final answer
x = 4,721,888.75
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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.