Finding the Fourth Proportional to 19,430,022.13, 29,143,032.50 and 6,474,772.44
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Solution
The fourth proportional to 19,430,022.13, 29,143,032.50 and 6,474,772.44 is: 9,711,491.96
Step by Step Solution
- Step 1: Write the proportion equation
19,430,022.13 : 29,143,032.50 = 6,474,772.44 : x - Step 2: Convert to fraction form
19,430,022.13/29,143,032.50 = 6,474,772.44/x - Step 3: Cross multiply
19,430,022.13x = 29,143,032.50 × 6,474,772.44 - Step 4: Simplify right side
19,430,022.13x = 188,694,503,728,959.31 - Step 5: Solve for x
x = 188,694,503,728,959.31/19,430,022.13 - Step 6: Final answer
x = 9,711,491.96
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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.