Finding the Fourth Proportional to 10,994,203.57, 15,171,995.05 and 6,032,677.49
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Solution
The fourth proportional to 10,994,203.57, 15,171,995.05 and 6,032,677.49 is: 8,325,091.71
Step by Step Solution
- Step 1: Write the proportion equation
10,994,203.57 : 15,171,995.05 = 6,032,677.49 : x - Step 2: Convert to fraction form
10,994,203.57/15,171,995.05 = 6,032,677.49/x - Step 3: Cross multiply
10,994,203.57x = 15,171,995.05 × 6,032,677.49 - Step 4: Simplify right side
10,994,203.57x = 91,527,752,986,363.05 - Step 5: Solve for x
x = 91,527,752,986,363.05/10,994,203.57 - Step 6: Final answer
x = 8,325,091.71
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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.