Finding the Fourth Proportional to 6,196,616.20, 9,294,924.30 and 5,718,319.30
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Solution
The fourth proportional to 6,196,616.20, 9,294,924.30 and 5,718,319.30 is: 8,577,478.95
Step by Step Solution
- Step 1: Write the proportion equation
6,196,616.20 : 9,294,924.30 = 5,718,319.30 : x - Step 2: Convert to fraction form
6,196,616.20/9,294,924.30 = 5,718,319.30/x - Step 3: Cross multiply
6,196,616.20x = 9,294,924.30 × 5,718,319.30 - Step 4: Simplify right side
6,196,616.20x = 53,151,345,016,728.99 - Step 5: Solve for x
x = 53,151,345,016,728.99/6,196,616.20 - Step 6: Final answer
x = 8,577,478.95
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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.