Finding the Fourth Proportional to 37,941,472, 52,366,324.62 and 21,643,948
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Solution
The fourth proportional to 37,941,472, 52,366,324.62 and 21,643,948 is: 29,872,694.63
Step by Step Solution
- Step 1: Write the proportion equation
37,941,472 : 52,366,324.62 = 21,643,948 : x - Step 2: Convert to fraction form
37,941,472/52,366,324.62 = 21,643,948/x - Step 3: Cross multiply
37,941,472x = 52,366,324.62 × 21,643,948 - Step 4: Simplify right side
37,941,472x = 1,133,414,007,026,399.75 - Step 5: Solve for x
x = 1,133,414,007,026,399.75/37,941,472 - Step 6: Final answer
x = 29,872,694.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.