Finding the Fourth Proportional to 10,474,364.66, 14,452,456.91 and 6,122,609.18
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Solution
The fourth proportional to 10,474,364.66, 14,452,456.91 and 6,122,609.18 is: 8,447,934.38
Step by Step Solution
- Step 1: Write the proportion equation
10,474,364.66 : 14,452,456.91 = 6,122,609.18 : x - Step 2: Convert to fraction form
10,474,364.66/14,452,456.91 = 6,122,609.18/x - Step 3: Cross multiply
10,474,364.66x = 14,452,456.91 × 6,122,609.18 - Step 4: Simplify right side
10,474,364.66x = 88,486,745,302,041.81 - Step 5: Solve for x
x = 88,486,745,302,041.81/10,474,364.66 - Step 6: Final answer
x = 8,447,934.38
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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.