Finding the Fourth Proportional to 5,007,275.92, 6,909,979.98 and 2,715,410.08
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Solution
The fourth proportional to 5,007,275.92, 6,909,979.98 and 2,715,410.08 is: 3,747,232.94
Step by Step Solution
- Step 1: Write the proportion equation
5,007,275.92 : 6,909,979.98 = 2,715,410.08 : x - Step 2: Convert to fraction form
5,007,275.92/6,909,979.98 = 2,715,410.08/x - Step 3: Cross multiply
5,007,275.92x = 6,909,979.98 × 2,715,410.08 - Step 4: Simplify right side
5,007,275.92x = 18,763,429,290,290.20 - Step 5: Solve for x
x = 18,763,429,290,290.20/5,007,275.92 - Step 6: Final answer
x = 3,747,232.94
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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.