Finding the Fourth Proportional to 6,171,625.08, 9,219,904.29 and 3,994,917.48
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Solution
The fourth proportional to 6,171,625.08, 9,219,904.29 and 3,994,917.48 is: 5,968,080.75
Step by Step Solution
- Step 1: Write the proportion equation
6,171,625.08 : 9,219,904.29 = 3,994,917.48 : x - Step 2: Convert to fraction form
6,171,625.08/9,219,904.29 = 3,994,917.48/x - Step 3: Cross multiply
6,171,625.08x = 9,219,904.29 × 3,994,917.48 - Step 4: Simplify right side
6,171,625.08x = 36,832,756,812,047.98 - Step 5: Solve for x
x = 36,832,756,812,047.98/6,171,625.08 - Step 6: Final answer
x = 5,968,080.75
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.