Finding the Fourth Proportional to 39,016,300.78, 53,842,476.34 and 23,335,324.99
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Solution
The fourth proportional to 39,016,300.78, 53,842,476.34 and 23,335,324.99 is: 32,202,737.29
Step by Step Solution
- Step 1: Write the proportion equation
39,016,300.78 : 53,842,476.34 = 23,335,324.99 : x - Step 2: Convert to fraction form
39,016,300.78/53,842,476.34 = 23,335,324.99/x - Step 3: Cross multiply
39,016,300.78x = 53,842,476.34 × 23,335,324.99 - Step 4: Simplify right side
39,016,300.78x = 1,256,431,683,857,712.75 - Step 5: Solve for x
x = 1,256,431,683,857,712.75/39,016,300.78 - Step 6: Final answer
x = 32,202,737.29
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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.