Finding the Fourth Proportional to 10,173,475.66, 15,260,218.92 and 3,782,897.62
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Solution
The fourth proportional to 10,173,475.66, 15,260,218.92 and 3,782,897.62 is: 5,674,348.45
Step by Step Solution
- Step 1: Write the proportion equation
10,173,475.66 : 15,260,218.92 = 3,782,897.62 : x - Step 2: Convert to fraction form
10,173,475.66/15,260,218.92 = 3,782,897.62/x - Step 3: Cross multiply
10,173,475.66x = 15,260,218.92 × 3,782,897.62 - Step 4: Simplify right side
10,173,475.66x = 57,727,845,833,146.97 - Step 5: Solve for x
x = 57,727,845,833,146.97/10,173,475.66 - Step 6: Final answer
x = 5,674,348.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.