Finding the Fourth Proportional to 10,176,006.60, 15,259,344.30 and 4,493,305.80
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Solution
The fourth proportional to 10,176,006.60, 15,259,344.30 and 4,493,305.80 is: 6,737,898.56
Step by Step Solution
- Step 1: Write the proportion equation
10,176,006.60 : 15,259,344.30 = 4,493,305.80 : x - Step 2: Convert to fraction form
10,176,006.60/15,259,344.30 = 4,493,305.80/x - Step 3: Cross multiply
10,176,006.60x = 15,259,344.30 × 4,493,305.80 - Step 4: Simplify right side
10,176,006.60x = 68,564,900,247,386.94 - Step 5: Solve for x
x = 68,564,900,247,386.94/10,176,006.60 - Step 6: Final answer
x = 6,737,898.56
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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.