Finding the Fourth Proportional to 8,235,762.16, 12,353,581.04 and 2,478,471
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Solution
The fourth proportional to 8,235,762.16, 12,353,581.04 and 2,478,471 is: 3,717,687.78
Step by Step Solution
- Step 1: Write the proportion equation
8,235,762.16 : 12,353,581.04 = 2,478,471 : x - Step 2: Convert to fraction form
8,235,762.16/12,353,581.04 = 2,478,471/x - Step 3: Cross multiply
8,235,762.16x = 12,353,581.04 × 2,478,471 - Step 4: Simplify right side
8,235,762.16x = 30,617,992,341,397.48 - Step 5: Solve for x
x = 30,617,992,341,397.48/8,235,762.16 - Step 6: Final answer
x = 3,717,687.78
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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.