Finding the Fourth Proportional to 30,227,034.09, 41,713,721.51 and 16,475,968.65
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Solution
The fourth proportional to 30,227,034.09, 41,713,721.51 and 16,475,968.65 is: 22,737,062.65
Step by Step Solution
- Step 1: Write the proportion equation
30,227,034.09 : 41,713,721.51 = 16,475,968.65 : x - Step 2: Convert to fraction form
30,227,034.09/41,713,721.51 = 16,475,968.65/x - Step 3: Cross multiply
30,227,034.09x = 41,713,721.51 × 16,475,968.65 - Step 4: Simplify right side
30,227,034.09x = 687,273,967,791,210.88 - Step 5: Solve for x
x = 687,273,967,791,210.88/30,227,034.09 - Step 6: Final answer
x = 22,737,062.65
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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.