Finding the Fourth Proportional to 10,923,734.52, 16,387,715.70 and 4,191,625.08
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Solution
The fourth proportional to 10,923,734.52, 16,387,715.70 and 4,191,625.08 is: 6,288,248.77
Step by Step Solution
- Step 1: Write the proportion equation
10,923,734.52 : 16,387,715.70 = 4,191,625.08 : x - Step 2: Convert to fraction form
10,923,734.52/16,387,715.70 = 4,191,625.08/x - Step 3: Cross multiply
10,923,734.52x = 16,387,715.70 × 4,191,625.08 - Step 4: Simplify right side
10,923,734.52x = 68,691,160,132,029.76 - Step 5: Solve for x
x = 68,691,160,132,029.76/10,923,734.52 - Step 6: Final answer
x = 6,288,248.77
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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.