Finding the Fourth Proportional to 22,657,975.26, 31,268,364.39 and 12,344,695.26
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Solution
The fourth proportional to 22,657,975.26, 31,268,364.39 and 12,344,695.26 is: 17,035,874.80
Step by Step Solution
- Step 1: Write the proportion equation
22,657,975.26 : 31,268,364.39 = 12,344,695.26 : x - Step 2: Convert to fraction form
22,657,975.26/31,268,364.39 = 12,344,695.26/x - Step 3: Cross multiply
22,657,975.26x = 31,268,364.39 × 12,344,695.26 - Step 4: Simplify right side
22,657,975.26x = 385,998,429,673,185.81 - Step 5: Solve for x
x = 385,998,429,673,185.81/22,657,975.26 - Step 6: Final answer
x = 17,035,874.80
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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.