Finding the Fourth Proportional to 27,013,982.58, 37,279,307.48 and 14,624,075.67
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Solution
The fourth proportional to 27,013,982.58, 37,279,307.48 and 14,624,075.67 is: 20,181,230.66
Step by Step Solution
- Step 1: Write the proportion equation
27,013,982.58 : 37,279,307.48 = 14,624,075.67 : x - Step 2: Convert to fraction form
27,013,982.58/37,279,307.48 = 14,624,075.67/x - Step 3: Cross multiply
27,013,982.58x = 37,279,307.48 × 14,624,075.67 - Step 4: Simplify right side
27,013,982.58x = 545,175,413,512,716.94 - Step 5: Solve for x
x = 545,175,413,512,716.94/27,013,982.58 - Step 6: Final answer
x = 20,181,230.66
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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.