Finding the Fourth Proportional to 14,157,531.63, 21,236,753.97 and 3,922,490.07
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Solution
The fourth proportional to 14,157,531.63, 21,236,753.97 and 3,922,490.07 is: 5,883,861.59
Step by Step Solution
- Step 1: Write the proportion equation
14,157,531.63 : 21,236,753.97 = 3,922,490.07 : x - Step 2: Convert to fraction form
14,157,531.63/21,236,753.97 = 3,922,490.07/x - Step 3: Cross multiply
14,157,531.63x = 21,236,753.97 × 3,922,490.07 - Step 4: Simplify right side
14,157,531.63x = 83,300,956,566,358.06 - Step 5: Solve for x
x = 83,300,956,566,358.06/14,157,531.63 - Step 6: Final answer
x = 5,883,861.59
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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.