Finding the Fourth Proportional to 7,676,066.09, 10,588,530.53 and 4,959,812.09
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Solution
The fourth proportional to 7,676,066.09, 10,588,530.53 and 4,959,812.09 is: 6,841,671.39
Step by Step Solution
- Step 1: Write the proportion equation
7,676,066.09 : 10,588,530.53 = 4,959,812.09 : x - Step 2: Convert to fraction form
7,676,066.09/10,588,530.53 = 4,959,812.09/x - Step 3: Cross multiply
7,676,066.09x = 10,588,530.53 × 4,959,812.09 - Step 4: Simplify right side
7,676,066.09x = 52,517,121,776,898.97 - Step 5: Solve for x
x = 52,517,121,776,898.97/7,676,066.09 - Step 6: Final answer
x = 6,841,671.39
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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.