Finding the Fourth Proportional to 12,501,075.97, 17,252,340.10 and 6,994,972.99
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Solution
The fourth proportional to 12,501,075.97, 17,252,340.10 and 6,994,972.99 is: 9,653,541.29
Step by Step Solution
- Step 1: Write the proportion equation
12,501,075.97 : 17,252,340.10 = 6,994,972.99 : x - Step 2: Convert to fraction form
12,501,075.97/17,252,340.10 = 6,994,972.99/x - Step 3: Cross multiply
12,501,075.97x = 17,252,340.10 × 6,994,972.99 - Step 4: Simplify right side
12,501,075.97x = 120,679,653,057,218.61 - Step 5: Solve for x
x = 120,679,653,057,218.61/12,501,075.97 - Step 6: Final answer
x = 9,653,541.29
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1.5x scale
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.