Finding the Fourth Proportional to 20,372,177.47, 30,561,304.35 and 6,726,765.19
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Solution
The fourth proportional to 20,372,177.47, 30,561,304.35 and 6,726,765.19 is: 10,091,150.96
Step by Step Solution
- Step 1: Write the proportion equation
20,372,177.47 : 30,561,304.35 = 6,726,765.19 : x - Step 2: Convert to fraction form
20,372,177.47/30,561,304.35 = 6,726,765.19/x - Step 3: Cross multiply
20,372,177.47x = 30,561,304.35 × 6,726,765.19 - Step 4: Simplify right side
20,372,177.47x = 205,578,718,262,575.59 - Step 5: Solve for x
x = 205,578,718,262,575.59/20,372,177.47 - Step 6: Final answer
x = 10,091,150.96
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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.