Finding the Fourth Proportional to 38,939,886.68, 53,753,589.63 and 24,262,804.53
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Solution
The fourth proportional to 38,939,886.68, 53,753,589.63 and 24,262,804.53 is: 33,492,979.80
Step by Step Solution
- Step 1: Write the proportion equation
38,939,886.68 : 53,753,589.63 = 24,262,804.53 : x - Step 2: Convert to fraction form
38,939,886.68/53,753,589.63 = 24,262,804.53/x - Step 3: Cross multiply
38,939,886.68x = 53,753,589.63 × 24,262,804.53 - Step 4: Simplify right side
38,939,886.68x = 1,304,212,837,978,525.25 - Step 5: Solve for x
x = 1,304,212,837,978,525.25/38,939,886.68 - Step 6: Final answer
x = 33,492,979.80
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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.