Finding the Fourth Proportional to 39,029,937.10, 53,861,260.44 and 21,627,409.48
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Solution
The fourth proportional to 39,029,937.10, 53,861,260.44 and 21,627,409.48 is: 29,845,795.85
Step by Step Solution
- Step 1: Write the proportion equation
39,029,937.10 : 53,861,260.44 = 21,627,409.48 : x - Step 2: Convert to fraction form
39,029,937.10/53,861,260.44 = 21,627,409.48/x - Step 3: Cross multiply
39,029,937.10x = 53,861,260.44 × 21,627,409.48 - Step 4: Simplify right side
39,029,937.10x = 1,164,879,534,644,805 - Step 5: Solve for x
x = 1,164,879,534,644,805/39,029,937.10 - Step 6: Final answer
x = 29,845,795.85
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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.