Finding the Fourth Proportional to 20,062,029.34, 27,694,075.06 and 13,544,486.65
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Solution
The fourth proportional to 20,062,029.34, 27,694,075.06 and 13,544,486.65 is: 18,697,113.02
Step by Step Solution
- Step 1: Write the proportion equation
20,062,029.34 : 27,694,075.06 = 13,544,486.65 : x - Step 2: Convert to fraction form
20,062,029.34/27,694,075.06 = 13,544,486.65/x - Step 3: Cross multiply
20,062,029.34x = 27,694,075.06 × 13,544,486.65 - Step 4: Simplify right side
20,062,029.34x = 375,102,029,934,267.94 - Step 5: Solve for x
x = 375,102,029,934,267.94/20,062,029.34 - Step 6: Final answer
x = 18,697,113.02
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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.