Finding the Fourth Proportional to 10,531,756.92, 14,528,377.74 and 6,666,520.56
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Solution
The fourth proportional to 10,531,756.92, 14,528,377.74 and 6,666,520.56 is: 9,196,350.58
Step by Step Solution
- Step 1: Write the proportion equation
10,531,756.92 : 14,528,377.74 = 6,666,520.56 : x - Step 2: Convert to fraction form
10,531,756.92/14,528,377.74 = 6,666,520.56/x - Step 3: Cross multiply
10,531,756.92x = 14,528,377.74 × 6,666,520.56 - Step 4: Simplify right side
10,531,756.92x = 96,853,728,907,156.33 - Step 5: Solve for x
x = 96,853,728,907,156.33/10,531,756.92 - Step 6: Final answer
x = 9,196,350.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.