Finding the Fourth Proportional to 8,868,311.56, 13,302,495.18 and 2,478,521.80
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Solution
The fourth proportional to 8,868,311.56, 13,302,495.18 and 2,478,521.80 is: 3,717,790.48
Step by Step Solution
- Step 1: Write the proportion equation
8,868,311.56 : 13,302,495.18 = 2,478,521.80 : x - Step 2: Convert to fraction form
8,868,311.56/13,302,495.18 = 2,478,521.80/x - Step 3: Cross multiply
8,868,311.56x = 13,302,495.18 × 2,478,521.80 - Step 4: Simplify right side
8,868,311.56x = 32,970,524,298,024.92 - Step 5: Solve for x
x = 32,970,524,298,024.92/8,868,311.56 - Step 6: Final answer
x = 3,717,790.48
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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.