Finding the Fourth Proportional to 18,071,450.68, 24,938,464.18 and 9,811,349.32
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Solution
The fourth proportional to 18,071,450.68, 24,938,464.18 and 9,811,349.32 is: 13,539,587.27
Step by Step Solution
- Step 1: Write the proportion equation
18,071,450.68 : 24,938,464.18 = 9,811,349.32 : x - Step 2: Convert to fraction form
18,071,450.68/24,938,464.18 = 9,811,349.32/x - Step 3: Cross multiply
18,071,450.68x = 24,938,464.18 × 9,811,349.32 - Step 4: Simplify right side
18,071,450.68x = 244,679,983,574,287.38 - Step 5: Solve for x
x = 244,679,983,574,287.38/18,071,450.68 - Step 6: Final answer
x = 13,539,587.27
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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.