Finding the Fourth Proportional to 5,851,495.05, 8,071,532.26 and 3,864,642.81
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Solution
The fourth proportional to 5,851,495.05, 8,071,532.26 and 3,864,642.81 is: 5,330,875.07
Step by Step Solution
- Step 1: Write the proportion equation
5,851,495.05 : 8,071,532.26 = 3,864,642.81 : x - Step 2: Convert to fraction form
5,851,495.05/8,071,532.26 = 3,864,642.81/x - Step 3: Cross multiply
5,851,495.05x = 8,071,532.26 × 3,864,642.81 - Step 4: Simplify right side
5,851,495.05x = 31,193,589,104,630.45 - Step 5: Solve for x
x = 31,193,589,104,630.45/5,851,495.05 - Step 6: Final answer
x = 5,330,875.07
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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.