Finding the Fourth Proportional to 21,121,796, 31,677,619.44 and 9,751,320.48
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Solution
The fourth proportional to 21,121,796, 31,677,619.44 and 9,751,320.48 is: 14,624,637.94
Step by Step Solution
- Step 1: Write the proportion equation
21,121,796 : 31,677,619.44 = 9,751,320.48 : x - Step 2: Convert to fraction form
21,121,796/31,677,619.44 = 9,751,320.48/x - Step 3: Cross multiply
21,121,796x = 31,677,619.44 × 9,751,320.48 - Step 4: Simplify right side
21,121,796x = 308,898,619,202,918.19 - Step 5: Solve for x
x = 308,898,619,202,918.19/21,121,796 - Step 6: Final answer
x = 14,624,637.94
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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.