Finding the Fourth Proportional to 10,006,902.74, 13,816,304.68 and 6,339,074.18
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Solution
The fourth proportional to 10,006,902.74, 13,816,304.68 and 6,339,074.18 is: 8,752,216.60
Step by Step Solution
- Step 1: Write the proportion equation
10,006,902.74 : 13,816,304.68 = 6,339,074.18 : x - Step 2: Convert to fraction form
10,006,902.74/13,816,304.68 = 6,339,074.18/x - Step 3: Cross multiply
10,006,902.74x = 13,816,304.68 × 6,339,074.18 - Step 4: Simplify right side
10,006,902.74x = 87,582,580,260,001.16 - Step 5: Solve for x
x = 87,582,580,260,001.16/10,006,902.74 - Step 6: Final answer
x = 8,752,216.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.