Finding the Fourth Proportional to 7,971,141.36, 11,958,714.36 and 2,291,376
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Solution
The fourth proportional to 7,971,141.36, 11,958,714.36 and 2,291,376 is: 3,437,639.58
Step by Step Solution
- Step 1: Write the proportion equation
7,971,141.36 : 11,958,714.36 = 2,291,376 : x - Step 2: Convert to fraction form
7,971,141.36/11,958,714.36 = 2,291,376/x - Step 3: Cross multiply
7,971,141.36x = 11,958,714.36 × 2,291,376 - Step 4: Simplify right side
7,971,141.36x = 27,401,911,075,359.36 - Step 5: Solve for x
x = 27,401,911,075,359.36/7,971,141.36 - Step 6: Final answer
x = 3,437,639.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.