Finding the Fourth Proportional to 8,169,117.10, 12,227,103.60 and 6,362,217.70
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Solution
The fourth proportional to 8,169,117.10, 12,227,103.60 and 6,362,217.70 is: 9,522,631.88
Step by Step Solution
- Step 1: Write the proportion equation
8,169,117.10 : 12,227,103.60 = 6,362,217.70 : x - Step 2: Convert to fraction form
8,169,117.10/12,227,103.60 = 6,362,217.70/x - Step 3: Cross multiply
8,169,117.10x = 12,227,103.60 × 6,362,217.70 - Step 4: Simplify right side
8,169,117.10x = 77,791,494,943,653.72 - Step 5: Solve for x
x = 77,791,494,943,653.72/8,169,117.10 - Step 6: Final answer
x = 9,522,631.88
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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.