Finding the Fourth Proportional to 34,702,497.30, 47,889,450.81 and 19,233,580.62
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Solution
The fourth proportional to 34,702,497.30, 47,889,450.81 and 19,233,580.62 is: 26,542,343.77
Step by Step Solution
- Step 1: Write the proportion equation
34,702,497.30 : 47,889,450.81 = 19,233,580.62 : x - Step 2: Convert to fraction form
34,702,497.30/47,889,450.81 = 19,233,580.62/x - Step 3: Cross multiply
34,702,497.30x = 47,889,450.81 × 19,233,580.62 - Step 4: Simplify right side
34,702,497.30x = 921,085,613,001,659.38 - Step 5: Solve for x
x = 921,085,613,001,659.38/34,702,497.30 - Step 6: Final answer
x = 26,542,343.77
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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.