Finding the Fourth Proportional to 19,201,614.03, 28,802,450.25 and 7,842,062.65
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Solution
The fourth proportional to 19,201,614.03, 28,802,450.25 and 7,842,062.65 is: 11,763,105.90
Step by Step Solution
- Step 1: Write the proportion equation
19,201,614.03 : 28,802,450.25 = 7,842,062.65 : x - Step 2: Convert to fraction form
19,201,614.03/28,802,450.25 = 7,842,062.65/x - Step 3: Cross multiply
19,201,614.03x = 28,802,450.25 × 7,842,062.65 - Step 4: Simplify right side
19,201,614.03x = 225,870,619,314,403 - Step 5: Solve for x
x = 225,870,619,314,403/19,201,614.03 - Step 6: Final answer
x = 11,763,105.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.