Finding the Fourth Proportional to 7,695,670.44, 10,618,370.82 and 4,639,819.08
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Solution
The fourth proportional to 7,695,670.44, 10,618,370.82 and 4,639,819.08 is: 6,401,952.88
Step by Step Solution
- Step 1: Write the proportion equation
7,695,670.44 : 10,618,370.82 = 4,639,819.08 : x - Step 2: Convert to fraction form
7,695,670.44/10,618,370.82 = 4,639,819.08/x - Step 3: Cross multiply
7,695,670.44x = 10,618,370.82 × 4,639,819.08 - Step 4: Simplify right side
7,695,670.44x = 49,267,319,529,151.25 - Step 5: Solve for x
x = 49,267,319,529,151.25/7,695,670.44 - Step 6: Final answer
x = 6,401,952.88
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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.