Finding the Fourth Proportional to 17,458,657.78, 24,093,698.61 and 9,723,703.54
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Solution
The fourth proportional to 17,458,657.78, 24,093,698.61 and 9,723,703.54 is: 13,419,129.09
Step by Step Solution
- Step 1: Write the proportion equation
17,458,657.78 : 24,093,698.61 = 9,723,703.54 : x - Step 2: Convert to fraction form
17,458,657.78/24,093,698.61 = 9,723,703.54/x - Step 3: Cross multiply
17,458,657.78x = 24,093,698.61 × 9,723,703.54 - Step 4: Simplify right side
17,458,657.78x = 234,279,982,465,750.06 - Step 5: Solve for x
x = 234,279,982,465,750.06/17,458,657.78 - Step 6: Final answer
x = 13,419,129.09
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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.