Finding the Fourth Proportional to 19,469,451.02, 29,183,583.17 and 7,333,663.68
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Solution
The fourth proportional to 19,469,451.02, 29,183,583.17 and 7,333,663.68 is: 10,992,738.51
Step by Step Solution
- Step 1: Write the proportion equation
19,469,451.02 : 29,183,583.17 = 7,333,663.68 : x - Step 2: Convert to fraction form
19,469,451.02/29,183,583.17 = 7,333,663.68/x - Step 3: Cross multiply
19,469,451.02x = 29,183,583.17 × 7,333,663.68 - Step 4: Simplify right side
19,469,451.02x = 214,022,583,964,422.41 - Step 5: Solve for x
x = 214,022,583,964,422.41/19,469,451.02 - Step 6: Final answer
x = 10,992,738.51
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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.