Finding the Fourth Proportional to 7,363,528.60, 11,037,614.99 and 4,120,311.48
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Solution
The fourth proportional to 7,363,528.60, 11,037,614.99 and 4,120,311.48 is: 6,176,170.99
Step by Step Solution
- Step 1: Write the proportion equation
7,363,528.60 : 11,037,614.99 = 4,120,311.48 : x - Step 2: Convert to fraction form
7,363,528.60/11,037,614.99 = 4,120,311.48/x - Step 3: Cross multiply
7,363,528.60x = 11,037,614.99 × 4,120,311.48 - Step 4: Simplify right side
7,363,528.60x = 45,478,411,755,117.09 - Step 5: Solve for x
x = 45,478,411,755,117.09/7,363,528.60 - Step 6: Final answer
x = 6,176,170.99
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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.