Finding the Fourth Proportional to 7,703,494.53, 10,630,691.75 and 4,265,661.75
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Solution
The fourth proportional to 7,703,494.53, 10,630,691.75 and 4,265,661.75 is: 5,886,540.84
Step by Step Solution
- Step 1: Write the proportion equation
7,703,494.53 : 10,630,691.75 = 4,265,661.75 : x - Step 2: Convert to fraction form
7,703,494.53/10,630,691.75 = 4,265,661.75/x - Step 3: Cross multiply
7,703,494.53x = 10,630,691.75 × 4,265,661.75 - Step 4: Simplify right side
7,703,494.53x = 45,346,935,152,687.25 - Step 5: Solve for x
x = 45,346,935,152,687.25/7,703,494.53 - Step 6: Final answer
x = 5,886,540.84
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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.