Finding the Fourth Proportional to 13,304,842.97, 18,359,583.66 and 7,505,050.19
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Solution
The fourth proportional to 13,304,842.97, 18,359,583.66 and 7,505,050.19 is: 10,356,348.97
Step by Step Solution
- Step 1: Write the proportion equation
13,304,842.97 : 18,359,583.66 = 7,505,050.19 : x - Step 2: Convert to fraction form
13,304,842.97/18,359,583.66 = 7,505,050.19/x - Step 3: Cross multiply
13,304,842.97x = 18,359,583.66 × 7,505,050.19 - Step 4: Simplify right side
13,304,842.97x = 137,789,596,744,005.97 - Step 5: Solve for x
x = 137,789,596,744,005.97/13,304,842.97 - Step 6: Final answer
x = 10,356,348.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.