Finding the Fourth Proportional to 43,578,081.09, 60,135,449.31 and 24,992,260.74
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Solution
The fourth proportional to 43,578,081.09, 60,135,449.31 and 24,992,260.74 is: 34,487,999.27
Step by Step Solution
- Step 1: Write the proportion equation
43,578,081.09 : 60,135,449.31 = 24,992,260.74 : x - Step 2: Convert to fraction form
43,578,081.09/60,135,449.31 = 24,992,260.74/x - Step 3: Cross multiply
43,578,081.09x = 60,135,449.31 × 24,992,260.74 - Step 4: Simplify right side
43,578,081.09x = 1,502,920,828,872,573 - Step 5: Solve for x
x = 1,502,920,828,872,573/43,578,081.09 - Step 6: Final answer
x = 34,487,999.27
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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.