Finding the Fourth Proportional to 11,877,387.48, 17,816,074.74 and 4,304,341.08
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Solution
The fourth proportional to 11,877,387.48, 17,816,074.74 and 4,304,341.08 is: 6,456,509.27
Step by Step Solution
- Step 1: Write the proportion equation
11,877,387.48 : 17,816,074.74 = 4,304,341.08 : x - Step 2: Convert to fraction form
11,877,387.48/17,816,074.74 = 4,304,341.08/x - Step 3: Cross multiply
11,877,387.48x = 17,816,074.74 × 4,304,341.08 - Step 4: Simplify right side
11,877,387.48x = 76,686,462,387,732.31 - Step 5: Solve for x
x = 76,686,462,387,732.31/11,877,387.48 - Step 6: Final answer
x = 6,456,509.27
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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.