Finding the Fourth Proportional to 7,996,190.58, 11,994,320.86 and 2,531,312.07
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Solution
The fourth proportional to 7,996,190.58, 11,994,320.86 and 2,531,312.07 is: 3,796,979.18
Step by Step Solution
- Step 1: Write the proportion equation
7,996,190.58 : 11,994,320.86 = 2,531,312.07 : x - Step 2: Convert to fraction form
7,996,190.58/11,994,320.86 = 2,531,312.07/x - Step 3: Cross multiply
7,996,190.58x = 11,994,320.86 × 2,531,312.07 - Step 4: Simplify right side
7,996,190.58x = 30,361,369,164,370.78 - Step 5: Solve for x
x = 30,361,369,164,370.78/7,996,190.58 - Step 6: Final answer
x = 3,796,979.18
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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.