Finding the Fourth Proportional to 9,609,492.91, 13,275,504.08 and 6,309,616.09
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Solution
The fourth proportional to 9,609,492.91, 13,275,504.08 and 6,309,616.09 is: 8,716,727.82
Step by Step Solution
- Step 1: Write the proportion equation
9,609,492.91 : 13,275,504.08 = 6,309,616.09 : x - Step 2: Convert to fraction form
9,609,492.91/13,275,504.08 = 6,309,616.09/x - Step 3: Cross multiply
9,609,492.91x = 13,275,504.08 × 6,309,616.09 - Step 4: Simplify right side
9,609,492.91x = 83,763,334,095,425.16 - Step 5: Solve for x
x = 83,763,334,095,425.16/9,609,492.91 - Step 6: Final answer
x = 8,716,727.82
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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.