Finding the Fourth Proportional to 10,385,839.44, 15,579,240.30 and 3,197,695.32
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Solution
The fourth proportional to 10,385,839.44, 15,579,240.30 and 3,197,695.32 is: 4,796,691.12
Step by Step Solution
- Step 1: Write the proportion equation
10,385,839.44 : 15,579,240.30 = 3,197,695.32 : x - Step 2: Convert to fraction form
10,385,839.44/15,579,240.30 = 3,197,695.32/x - Step 3: Cross multiply
10,385,839.44x = 15,579,240.30 × 3,197,695.32 - Step 4: Simplify right side
10,385,839.44x = 49,817,663,796,465.40 - Step 5: Solve for x
x = 49,817,663,796,465.40/10,385,839.44 - Step 6: Final answer
x = 4,796,691.12
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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.