Finding the Fourth Proportional to 16,302,830.20, 24,453,467.70 and 5,519,073.40
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Solution
The fourth proportional to 16,302,830.20, 24,453,467.70 and 5,519,073.40 is: 8,278,346.86
Step by Step Solution
- Step 1: Write the proportion equation
16,302,830.20 : 24,453,467.70 = 5,519,073.40 : x - Step 2: Convert to fraction form
16,302,830.20/24,453,467.70 = 5,519,073.40/x - Step 3: Cross multiply
16,302,830.20x = 24,453,467.70 × 5,519,073.40 - Step 4: Simplify right side
16,302,830.20x = 134,960,483,120,829.19 - Step 5: Solve for x
x = 134,960,483,120,829.19/16,302,830.20 - Step 6: Final answer
x = 8,278,346.86
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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.